Home / 105,069,132.30-157,178,545.65-92,314,548.30

Finding the Fourth Proportional to 105,069,132.30, 157,178,545.65 and 92,314,548.30

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Solution

The fourth proportional to 105,069,132.30, 157,178,545.65 and 92,314,548.30 is: 138,098,279.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,069,132.30 : 157,178,545.65 = 92,314,548.30 : x
  2. Step 2: Convert to fraction form
    105,069,132.30/157,178,545.65 = 92,314,548.30/x
  3. Step 3: Cross multiply
    105,069,132.30x = 157,178,545.65 × 92,314,548.30
  4. Step 4: Simplify right side
    105,069,132.30x = 14,509,866,444,130,680
  5. Step 5: Solve for x
    x = 14,509,866,444,130,680/105,069,132.30
  6. Step 6: Final answer
    x = 138,098,279.93

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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.