Home / 532,854,973.75-735,302,534.28-309,820,832.17

Finding the Fourth Proportional to 532,854,973.75, 735,302,534.28 and 309,820,832.17

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Solution

The fourth proportional to 532,854,973.75, 735,302,534.28 and 309,820,832.17 is: 427,531,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,854,973.75 : 735,302,534.28 = 309,820,832.17 : x
  2. Step 2: Convert to fraction form
    532,854,973.75/735,302,534.28 = 309,820,832.17/x
  3. Step 3: Cross multiply
    532,854,973.75x = 735,302,534.28 × 309,820,832.17
  4. Step 4: Simplify right side
    532,854,973.75x = 227,812,043,067,339,552
  5. Step 5: Solve for x
    x = 227,812,043,067,339,552/532,854,973.75
  6. Step 6: Final answer
    x = 427,531,043.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.