Home / 149,410,340.83-206,186,545.47-83,335,098.02

Finding the Fourth Proportional to 149,410,340.83, 206,186,545.47 and 83,335,098.02

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Solution

The fourth proportional to 149,410,340.83, 206,186,545.47 and 83,335,098.02 is: 115,002,588.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,410,340.83 : 206,186,545.47 = 83,335,098.02 : x
  2. Step 2: Convert to fraction form
    149,410,340.83/206,186,545.47 = 83,335,098.02/x
  3. Step 3: Cross multiply
    149,410,340.83x = 206,186,545.47 × 83,335,098.02
  4. Step 4: Simplify right side
    149,410,340.83x = 17,182,575,977,147,636
  5. Step 5: Solve for x
    x = 17,182,575,977,147,636/149,410,340.83
  6. Step 6: Final answer
    x = 115,002,588.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.