Home / 91,563,514.20-137,504,703.60-48,516,793.20

Finding the Fourth Proportional to 91,563,514.20, 137,504,703.60 and 48,516,793.20

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Solution

The fourth proportional to 91,563,514.20, 137,504,703.60 and 48,516,793.20 is: 72,859,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,563,514.20 : 137,504,703.60 = 48,516,793.20 : x
  2. Step 2: Convert to fraction form
    91,563,514.20/137,504,703.60 = 48,516,793.20/x
  3. Step 3: Cross multiply
    91,563,514.20x = 137,504,703.60 × 48,516,793.20
  4. Step 4: Simplify right side
    91,563,514.20x = 6,671,287,268,588,496
  5. Step 5: Solve for x
    x = 6,671,287,268,588,496/91,563,514.20
  6. Step 6: Final answer
    x = 72,859,668.25

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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.