Home / 539,906,247.40-745,066,911.72-292,381,937.32

Finding the Fourth Proportional to 539,906,247.40, 745,066,911.72 and 292,381,937.32

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Solution

The fourth proportional to 539,906,247.40, 745,066,911.72 and 292,381,937.32 is: 403,485,064.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,906,247.40 : 745,066,911.72 = 292,381,937.32 : x
  2. Step 2: Convert to fraction form
    539,906,247.40/745,066,911.72 = 292,381,937.32/x
  3. Step 3: Cross multiply
    539,906,247.40x = 745,066,911.72 × 292,381,937.32
  4. Step 4: Simplify right side
    539,906,247.40x = 217,844,107,081,723,008
  5. Step 5: Solve for x
    x = 217,844,107,081,723,008/539,906,247.40
  6. Step 6: Final answer
    x = 403,485,064.55

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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.