Home / 85,272,465,397.32-127,705,647,073.90-49,341,499,272.26

Finding the Fourth Proportional to 85,272,465,397.32, 127,705,647,073.90 and 49,341,499,272.26

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Solution

The fourth proportional to 85,272,465,397.32, 127,705,647,073.90 and 49,341,499,272.26 is: 73,894,756,798.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,272,465,397.32 : 127,705,647,073.90 = 49,341,499,272.26 : x
  2. Step 2: Convert to fraction form
    85,272,465,397.32/127,705,647,073.90 = 49,341,499,272.26/x
  3. Step 3: Cross multiply
    85,272,465,397.32x = 127,705,647,073.90 × 49,341,499,272.26
  4. Step 4: Simplify right side
    85,272,465,397.32x = 6,301,188,092,160,584,450,048
  5. Step 5: Solve for x
    x = 6,301,188,092,160,584,450,048/85,272,465,397.32
  6. Step 6: Final answer
    x = 73,894,756,798.70

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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.