Home / 91,678,897.20-137,471,106.60-34,141,551.60

Finding the Fourth Proportional to 91,678,897.20, 137,471,106.60 and 34,141,551.60

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Solution

The fourth proportional to 91,678,897.20, 137,471,106.60 and 34,141,551.60 is: 51,194,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,678,897.20 : 137,471,106.60 = 34,141,551.60 : x
  2. Step 2: Convert to fraction form
    91,678,897.20/137,471,106.60 = 34,141,551.60/x
  3. Step 3: Cross multiply
    91,678,897.20x = 137,471,106.60 × 34,141,551.60
  4. Step 4: Simplify right side
    91,678,897.20x = 4,693,476,879,493,001
  5. Step 5: Solve for x
    x = 4,693,476,879,493,001/91,678,897.20
  6. Step 6: Final answer
    x = 51,194,735.35

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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.