Home / 613,012,509.42-918,972,068.13-224,744,864.10

Finding the Fourth Proportional to 613,012,509.42, 918,972,068.13 and 224,744,864.10

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Solution

The fourth proportional to 613,012,509.42, 918,972,068.13 and 224,744,864.10 is: 336,916,864.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,012,509.42 : 918,972,068.13 = 224,744,864.10 : x
  2. Step 2: Convert to fraction form
    613,012,509.42/918,972,068.13 = 224,744,864.10/x
  3. Step 3: Cross multiply
    613,012,509.42x = 918,972,068.13 × 224,744,864.10
  4. Step 4: Simplify right side
    613,012,509.42x = 206,534,252,563,572,800
  5. Step 5: Solve for x
    x = 206,534,252,563,572,800/613,012,509.42
  6. Step 6: Final answer
    x = 336,916,864.48

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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.