Home / 132,945,308.80-199,417,963.20-83,104,259.20

Finding the Fourth Proportional to 132,945,308.80, 199,417,963.20 and 83,104,259.20

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Solution

The fourth proportional to 132,945,308.80, 199,417,963.20 and 83,104,259.20 is: 124,656,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945,308.80 : 199,417,963.20 = 83,104,259.20 : x
  2. Step 2: Convert to fraction form
    132,945,308.80/199,417,963.20 = 83,104,259.20/x
  3. Step 3: Cross multiply
    132,945,308.80x = 199,417,963.20 × 83,104,259.20
  4. Step 4: Simplify right side
    132,945,308.80x = 16,572,482,102,908,862
  5. Step 5: Solve for x
    x = 16,572,482,102,908,862/132,945,308.80
  6. Step 6: Final answer
    x = 124,656,388.80

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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.