Home / 472,829,552.80-709,244,329.20-291,431,024.80

Finding the Fourth Proportional to 472,829,552.80, 709,244,329.20 and 291,431,024.80

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Solution

The fourth proportional to 472,829,552.80, 709,244,329.20 and 291,431,024.80 is: 437,146,537.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,829,552.80 : 709,244,329.20 = 291,431,024.80 : x
  2. Step 2: Convert to fraction form
    472,829,552.80/709,244,329.20 = 291,431,024.80/x
  3. Step 3: Cross multiply
    472,829,552.80x = 709,244,329.20 × 291,431,024.80
  4. Step 4: Simplify right side
    472,829,552.80x = 206,695,801,692,344,576
  5. Step 5: Solve for x
    x = 206,695,801,692,344,576/472,829,552.80
  6. Step 6: Final answer
    x = 437,146,537.20

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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.