Home / 77,759,285.43-116,545,925.94-36,204,142.17

Finding the Fourth Proportional to 77,759,285.43, 116,545,925.94 and 36,204,142.17

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Solution

The fourth proportional to 77,759,285.43, 116,545,925.94 and 36,204,142.17 is: 54,262,912.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,759,285.43 : 116,545,925.94 = 36,204,142.17 : x
  2. Step 2: Convert to fraction form
    77,759,285.43/116,545,925.94 = 36,204,142.17/x
  3. Step 3: Cross multiply
    77,759,285.43x = 116,545,925.94 × 36,204,142.17
  4. Step 4: Simplify right side
    77,759,285.43x = 4,219,445,272,066,051
  5. Step 5: Solve for x
    x = 4,219,445,272,066,051/77,759,285.43
  6. Step 6: Final answer
    x = 54,262,912.12

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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.