Home / 118,276,097.20-177,414,145.80-57,730,663.60

Finding the Fourth Proportional to 118,276,097.20, 177,414,145.80 and 57,730,663.60

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Solution

The fourth proportional to 118,276,097.20, 177,414,145.80 and 57,730,663.60 is: 86,595,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,276,097.20 : 177,414,145.80 = 57,730,663.60 : x
  2. Step 2: Convert to fraction form
    118,276,097.20/177,414,145.80 = 57,730,663.60/x
  3. Step 3: Cross multiply
    118,276,097.20x = 177,414,145.80 × 57,730,663.60
  4. Step 4: Simplify right side
    118,276,097.20x = 10,242,236,369,061,154
  5. Step 5: Solve for x
    x = 10,242,236,369,061,154/118,276,097.20
  6. Step 6: Final answer
    x = 86,595,995.40

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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.