Home / 179,086,899.90-268,497,639.45-121,435,290.30

Finding the Fourth Proportional to 179,086,899.90, 268,497,639.45 and 121,435,290.30

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Solution

The fourth proportional to 179,086,899.90, 268,497,639.45 and 121,435,290.30 is: 182,062,947.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,086,899.90 : 268,497,639.45 = 121,435,290.30 : x
  2. Step 2: Convert to fraction form
    179,086,899.90/268,497,639.45 = 121,435,290.30/x
  3. Step 3: Cross multiply
    179,086,899.90x = 268,497,639.45 × 121,435,290.30
  4. Step 4: Simplify right side
    179,086,899.90x = 32,605,088,791,475,480
  5. Step 5: Solve for x
    x = 32,605,088,791,475,480/179,086,899.90
  6. Step 6: Final answer
    x = 182,062,947.15

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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.