Home / 178,045,400.20-267,068,100.30-55,223,480.20

Finding the Fourth Proportional to 178,045,400.20, 267,068,100.30 and 55,223,480.20

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Solution

The fourth proportional to 178,045,400.20, 267,068,100.30 and 55,223,480.20 is: 82,835,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,045,400.20 : 267,068,100.30 = 55,223,480.20 : x
  2. Step 2: Convert to fraction form
    178,045,400.20/267,068,100.30 = 55,223,480.20/x
  3. Step 3: Cross multiply
    178,045,400.20x = 267,068,100.30 × 55,223,480.20
  4. Step 4: Simplify right side
    178,045,400.20x = 14,748,429,948,968,666
  5. Step 5: Solve for x
    x = 14,748,429,948,968,666/178,045,400.20
  6. Step 6: Final answer
    x = 82,835,220.30

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Similar ratio
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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.