Home / 468,024,007.20-702,036,010.80-331,975,111.20

Finding the Fourth Proportional to 468,024,007.20, 702,036,010.80 and 331,975,111.20

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Solution

The fourth proportional to 468,024,007.20, 702,036,010.80 and 331,975,111.20 is: 497,962,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,024,007.20 : 702,036,010.80 = 331,975,111.20 : x
  2. Step 2: Convert to fraction form
    468,024,007.20/702,036,010.80 = 331,975,111.20/x
  3. Step 3: Cross multiply
    468,024,007.20x = 702,036,010.80 × 331,975,111.20
  4. Step 4: Simplify right side
    468,024,007.20x = 233,058,482,751,734,368
  5. Step 5: Solve for x
    x = 233,058,482,751,734,368/468,024,007.20
  6. Step 6: Final answer
    x = 497,962,666.80

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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.