Home / 107,490,839.16-161,209,684.48-46,073,032.80

Finding the Fourth Proportional to 107,490,839.16, 161,209,684.48 and 46,073,032.80

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Solution

The fourth proportional to 107,490,839.16, 161,209,684.48 and 46,073,032.80 is: 69,098,158.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,490,839.16 : 161,209,684.48 = 46,073,032.80 : x
  2. Step 2: Convert to fraction form
    107,490,839.16/161,209,684.48 = 46,073,032.80/x
  3. Step 3: Cross multiply
    107,490,839.16x = 161,209,684.48 × 46,073,032.80
  4. Step 4: Simplify right side
    107,490,839.16x = 7,427,419,080,724,690
  5. Step 5: Solve for x
    x = 7,427,419,080,724,690/107,490,839.16
  6. Step 6: Final answer
    x = 69,098,158.86

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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.