Home / 87,895,681.60-131,899,509.60-51,504,001.60

Finding the Fourth Proportional to 87,895,681.60, 131,899,509.60 and 51,504,001.60

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Solution

The fourth proportional to 87,895,681.60, 131,899,509.60 and 51,504,001.60 is: 77,288,809.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,895,681.60 : 131,899,509.60 = 51,504,001.60 : x
  2. Step 2: Convert to fraction form
    87,895,681.60/131,899,509.60 = 51,504,001.60/x
  3. Step 3: Cross multiply
    87,895,681.60x = 131,899,509.60 × 51,504,001.60
  4. Step 4: Simplify right side
    87,895,681.60x = 6,793,352,553,477,615
  5. Step 5: Solve for x
    x = 6,793,352,553,477,615/87,895,681.60
  6. Step 6: Final answer
    x = 77,288,809.07

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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.