Home / 94,776,007.10-142,164,010.65-77,557,318.70

Finding the Fourth Proportional to 94,776,007.10, 142,164,010.65 and 77,557,318.70

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Solution

The fourth proportional to 94,776,007.10, 142,164,010.65 and 77,557,318.70 is: 116,335,978.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,776,007.10 : 142,164,010.65 = 77,557,318.70 : x
  2. Step 2: Convert to fraction form
    94,776,007.10/142,164,010.65 = 77,557,318.70/x
  3. Step 3: Cross multiply
    94,776,007.10x = 142,164,010.65 × 77,557,318.70
  4. Step 4: Simplify right side
    94,776,007.10x = 11,025,859,481,652,246
  5. Step 5: Solve for x
    x = 11,025,859,481,652,246/94,776,007.10
  6. Step 6: Final answer
    x = 116,335,978.05

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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.