Home / 66,928,233.60-100,390,276.80-19,059,177.60

Finding the Fourth Proportional to 66,928,233.60, 100,390,276.80 and 19,059,177.60

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Solution

The fourth proportional to 66,928,233.60, 100,390,276.80 and 19,059,177.60 is: 28,588,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,928,233.60 : 100,390,276.80 = 19,059,177.60 : x
  2. Step 2: Convert to fraction form
    66,928,233.60/100,390,276.80 = 19,059,177.60/x
  3. Step 3: Cross multiply
    66,928,233.60x = 100,390,276.80 × 19,059,177.60
  4. Step 4: Simplify right side
    66,928,233.60x = 1,913,356,114,844,359.75
  5. Step 5: Solve for x
    x = 1,913,356,114,844,359.75/66,928,233.60
  6. Step 6: Final answer
    x = 28,588,175.90

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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.