Home / 1,679,658,456.80-2,519,487,685.20-530,801,112.80

Finding the Fourth Proportional to 1,679,658,456.80, 2,519,487,685.20 and 530,801,112.80

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Solution

The fourth proportional to 1,679,658,456.80, 2,519,487,685.20 and 530,801,112.80 is: 796,201,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,658,456.80 : 2,519,487,685.20 = 530,801,112.80 : x
  2. Step 2: Convert to fraction form
    1,679,658,456.80/2,519,487,685.20 = 530,801,112.80/x
  3. Step 3: Cross multiply
    1,679,658,456.80x = 2,519,487,685.20 × 530,801,112.80
  4. Step 4: Simplify right side
    1,679,658,456.80x = 1,337,346,866,990,055,936
  5. Step 5: Solve for x
    x = 1,337,346,866,990,055,936/1,679,658,456.80
  6. Step 6: Final answer
    x = 796,201,669.20

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Half scale
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Double scale
Find fourth proportional to 1,679,658,457.80, 2,519,487,686.70 and 530,801,113.80
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.