Home / 149,030,264.56-205,626,584.64-125,278,196.45

Finding the Fourth Proportional to 149,030,264.56, 205,626,584.64 and 125,278,196.45

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Solution

The fourth proportional to 149,030,264.56, 205,626,584.64 and 125,278,196.45 is: 172,854,337.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,030,264.56 : 205,626,584.64 = 125,278,196.45 : x
  2. Step 2: Convert to fraction form
    149,030,264.56/205,626,584.64 = 125,278,196.45/x
  3. Step 3: Cross multiply
    149,030,264.56x = 205,626,584.64 × 125,278,196.45
  4. Step 4: Simplify right side
    149,030,264.56x = 25,760,527,664,844,336
  5. Step 5: Solve for x
    x = 25,760,527,664,844,336/149,030,264.56
  6. Step 6: Final answer
    x = 172,854,337.62

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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.