Home / 2,197,658,211.40-3,296,487,317.10-817,187,069.80

Finding the Fourth Proportional to 2,197,658,211.40, 3,296,487,317.10 and 817,187,069.80

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Solution

The fourth proportional to 2,197,658,211.40, 3,296,487,317.10 and 817,187,069.80 is: 1,225,780,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,658,211.40 : 3,296,487,317.10 = 817,187,069.80 : x
  2. Step 2: Convert to fraction form
    2,197,658,211.40/3,296,487,317.10 = 817,187,069.80/x
  3. Step 3: Cross multiply
    2,197,658,211.40x = 3,296,487,317.10 × 817,187,069.80
  4. Step 4: Simplify right side
    2,197,658,211.40x = 2,693,846,811,293,812,224
  5. Step 5: Solve for x
    x = 2,693,846,811,293,812,224/2,197,658,211.40
  6. Step 6: Final answer
    x = 1,225,780,604.70

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Double scale
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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.