Home / 880,698,082.20-1,321,047,123.30-267,281,323.80

Finding the Fourth Proportional to 880,698,082.20, 1,321,047,123.30 and 267,281,323.80

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Solution

The fourth proportional to 880,698,082.20, 1,321,047,123.30 and 267,281,323.80 is: 400,921,985.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,698,082.20 : 1,321,047,123.30 = 267,281,323.80 : x
  2. Step 2: Convert to fraction form
    880,698,082.20/1,321,047,123.30 = 267,281,323.80/x
  3. Step 3: Cross multiply
    880,698,082.20x = 1,321,047,123.30 × 267,281,323.80
  4. Step 4: Simplify right side
    880,698,082.20x = 353,091,223,917,805,824
  5. Step 5: Solve for x
    x = 353,091,223,917,805,824/880,698,082.20
  6. Step 6: Final answer
    x = 400,921,985.70

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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.