Home / 113,485,260.60-170,227,890.90-45,338,470.20

Finding the Fourth Proportional to 113,485,260.60, 170,227,890.90 and 45,338,470.20

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Solution

The fourth proportional to 113,485,260.60, 170,227,890.90 and 45,338,470.20 is: 68,007,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,485,260.60 : 170,227,890.90 = 45,338,470.20 : x
  2. Step 2: Convert to fraction form
    113,485,260.60/170,227,890.90 = 45,338,470.20/x
  3. Step 3: Cross multiply
    113,485,260.60x = 170,227,890.90 × 45,338,470.20
  4. Step 4: Simplify right side
    113,485,260.60x = 7,717,872,158,778,502
  5. Step 5: Solve for x
    x = 7,717,872,158,778,502/113,485,260.60
  6. Step 6: Final answer
    x = 68,007,705.30

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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.