Home / 1,679,658,463.80-2,519,487,695.70-530,801,119.80

Finding the Fourth Proportional to 1,679,658,463.80, 2,519,487,695.70 and 530,801,119.80

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Solution

The fourth proportional to 1,679,658,463.80, 2,519,487,695.70 and 530,801,119.80 is: 796,201,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,658,463.80 : 2,519,487,695.70 = 530,801,119.80 : x
  2. Step 2: Convert to fraction form
    1,679,658,463.80/2,519,487,695.70 = 530,801,119.80/x
  3. Step 3: Cross multiply
    1,679,658,463.80x = 2,519,487,695.70 × 530,801,119.80
  4. Step 4: Simplify right side
    1,679,658,463.80x = 1,337,346,890,199,881,472
  5. Step 5: Solve for x
    x = 1,337,346,890,199,881,472/1,679,658,463.80
  6. Step 6: Final answer
    x = 796,201,679.70

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Half scale
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Double scale
Find fourth proportional to 1,679,658,464.80, 2,519,487,697.20 and 530,801,120.80
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.