Home / 103,678,999.24-155,517,433.71-59,931,921.70

Finding the Fourth Proportional to 103,678,999.24, 155,517,433.71 and 59,931,921.70

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Solution

The fourth proportional to 103,678,999.24, 155,517,433.71 and 59,931,921.70 is: 89,897,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,678,999.24 : 155,517,433.71 = 59,931,921.70 : x
  2. Step 2: Convert to fraction form
    103,678,999.24/155,517,433.71 = 59,931,921.70/x
  3. Step 3: Cross multiply
    103,678,999.24x = 155,517,433.71 × 59,931,921.70
  4. Step 4: Simplify right side
    103,678,999.24x = 9,320,458,660,092,662
  5. Step 5: Solve for x
    x = 9,320,458,660,092,662/103,678,999.24
  6. Step 6: Final answer
    x = 89,897,266.84

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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.