Home / 425,088,777.20-637,633,165.80-349,506,057.20

Finding the Fourth Proportional to 425,088,777.20, 637,633,165.80 and 349,506,057.20

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Solution

The fourth proportional to 425,088,777.20, 637,633,165.80 and 349,506,057.20 is: 524,259,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,088,777.20 : 637,633,165.80 = 349,506,057.20 : x
  2. Step 2: Convert to fraction form
    425,088,777.20/637,633,165.80 = 349,506,057.20/x
  3. Step 3: Cross multiply
    425,088,777.20x = 637,633,165.80 × 349,506,057.20
  4. Step 4: Simplify right side
    425,088,777.20x = 222,856,653,718,711,872
  5. Step 5: Solve for x
    x = 222,856,653,718,711,872/425,088,777.20
  6. Step 6: Final answer
    x = 524,259,085.80

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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.