Home / 171,034,750.90-256,552,126.35-149,511,390.40

Finding the Fourth Proportional to 171,034,750.90, 256,552,126.35 and 149,511,390.40

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Solution

The fourth proportional to 171,034,750.90, 256,552,126.35 and 149,511,390.40 is: 224,267,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,034,750.90 : 256,552,126.35 = 149,511,390.40 : x
  2. Step 2: Convert to fraction form
    171,034,750.90/256,552,126.35 = 149,511,390.40/x
  3. Step 3: Cross multiply
    171,034,750.90x = 256,552,126.35 × 149,511,390.40
  4. Step 4: Simplify right side
    171,034,750.90x = 38,357,465,120,664,976
  5. Step 5: Solve for x
    x = 38,357,465,120,664,976/171,034,750.90
  6. Step 6: Final answer
    x = 224,267,085.60

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1.5x scale

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.