Home / 107,949,077.10-161,923,615.65-53,370,086.40

Finding the Fourth Proportional to 107,949,077.10, 161,923,615.65 and 53,370,086.40

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Solution

The fourth proportional to 107,949,077.10, 161,923,615.65 and 53,370,086.40 is: 80,055,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,949,077.10 : 161,923,615.65 = 53,370,086.40 : x
  2. Step 2: Convert to fraction form
    107,949,077.10/161,923,615.65 = 53,370,086.40/x
  3. Step 3: Cross multiply
    107,949,077.10x = 161,923,615.65 × 53,370,086.40
  4. Step 4: Simplify right side
    107,949,077.10x = 8,641,877,357,440,892
  5. Step 5: Solve for x
    x = 8,641,877,357,440,892/107,949,077.10
  6. Step 6: Final answer
    x = 80,055,129.60

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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.