Home / 178,129,627.20-267,194,440.80-132,779,995.20

Finding the Fourth Proportional to 178,129,627.20, 267,194,440.80 and 132,779,995.20

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Solution

The fourth proportional to 178,129,627.20, 267,194,440.80 and 132,779,995.20 is: 199,169,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,129,627.20 : 267,194,440.80 = 132,779,995.20 : x
  2. Step 2: Convert to fraction form
    178,129,627.20/267,194,440.80 = 132,779,995.20/x
  3. Step 3: Cross multiply
    178,129,627.20x = 267,194,440.80 × 132,779,995.20
  4. Step 4: Simplify right side
    178,129,627.20x = 35,478,076,566,890,688
  5. Step 5: Solve for x
    x = 35,478,076,566,890,688/178,129,627.20
  6. Step 6: Final answer
    x = 199,169,992.80

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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.