Home / 117,782,789.04-162,537,073.33-65,571,829.29

Finding the Fourth Proportional to 117,782,789.04, 162,537,073.33 and 65,571,829.29

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Solution

The fourth proportional to 117,782,789.04, 162,537,073.33 and 65,571,829.29 is: 90,487,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,782,789.04 : 162,537,073.33 = 65,571,829.29 : x
  2. Step 2: Convert to fraction form
    117,782,789.04/162,537,073.33 = 65,571,829.29/x
  3. Step 3: Cross multiply
    117,782,789.04x = 162,537,073.33 × 65,571,829.29
  4. Step 4: Simplify right side
    117,782,789.04x = 10,657,853,225,690,972
  5. Step 5: Solve for x
    x = 10,657,853,225,690,972/117,782,789.04
  6. Step 6: Final answer
    x = 90,487,356.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.