Home / 104,005,009.60-156,007,514.40-73,771,921.60

Finding the Fourth Proportional to 104,005,009.60, 156,007,514.40 and 73,771,921.60

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Solution

The fourth proportional to 104,005,009.60, 156,007,514.40 and 73,771,921.60 is: 110,657,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,005,009.60 : 156,007,514.40 = 73,771,921.60 : x
  2. Step 2: Convert to fraction form
    104,005,009.60/156,007,514.40 = 73,771,921.60/x
  3. Step 3: Cross multiply
    104,005,009.60x = 156,007,514.40 × 73,771,921.60
  4. Step 4: Simplify right side
    104,005,009.60x = 11,508,974,121,327,670
  5. Step 5: Solve for x
    x = 11,508,974,121,327,670/104,005,009.60
  6. Step 6: Final answer
    x = 110,657,882.40

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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.