Home / 107,892,004.40-161,838,006.60-98,007,201.80

Finding the Fourth Proportional to 107,892,004.40, 161,838,006.60 and 98,007,201.80

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Solution

The fourth proportional to 107,892,004.40, 161,838,006.60 and 98,007,201.80 is: 147,010,802.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,892,004.40 : 161,838,006.60 = 98,007,201.80 : x
  2. Step 2: Convert to fraction form
    107,892,004.40/161,838,006.60 = 98,007,201.80/x
  3. Step 3: Cross multiply
    107,892,004.40x = 161,838,006.60 × 98,007,201.80
  4. Step 4: Simplify right side
    107,892,004.40x = 15,861,290,171,755,930
  5. Step 5: Solve for x
    x = 15,861,290,171,755,930/107,892,004.40
  6. Step 6: Final answer
    x = 147,010,802.70

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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.