Home / 118,487,938.60-177,668,000.11-53,756,427.34

Finding the Fourth Proportional to 118,487,938.60, 177,668,000.11 and 53,756,427.34

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Solution

The fourth proportional to 118,487,938.60, 177,668,000.11 and 53,756,427.34 is: 80,605,646.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,487,938.60 : 177,668,000.11 = 53,756,427.34 : x
  2. Step 2: Convert to fraction form
    118,487,938.60/177,668,000.11 = 53,756,427.34/x
  3. Step 3: Cross multiply
    118,487,938.60x = 177,668,000.11 × 53,756,427.34
  4. Step 4: Simplify right side
    118,487,938.60x = 9,550,796,937,977,764
  5. Step 5: Solve for x
    x = 9,550,796,937,977,764/118,487,938.60
  6. Step 6: Final answer
    x = 80,605,646.88

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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.