Home / 107,784,480.10-161,676,720.15-31,110,009.70

Finding the Fourth Proportional to 107,784,480.10, 161,676,720.15 and 31,110,009.70

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Solution

The fourth proportional to 107,784,480.10, 161,676,720.15 and 31,110,009.70 is: 46,665,014.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,784,480.10 : 161,676,720.15 = 31,110,009.70 : x
  2. Step 2: Convert to fraction form
    107,784,480.10/161,676,720.15 = 31,110,009.70/x
  3. Step 3: Cross multiply
    107,784,480.10x = 161,676,720.15 × 31,110,009.70
  4. Step 4: Simplify right side
    107,784,480.10x = 5,029,764,332,130,686
  5. Step 5: Solve for x
    x = 5,029,764,332,130,686/107,784,480.10
  6. Step 6: Final answer
    x = 46,665,014.55

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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.