Home / 1,010,977,680.15-1,516,466,520.23-847,719,004.95

Finding the Fourth Proportional to 1,010,977,680.15, 1,516,466,520.23 and 847,719,004.95

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Solution

The fourth proportional to 1,010,977,680.15, 1,516,466,520.23 and 847,719,004.95 is: 1,271,578,507.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,977,680.15 : 1,516,466,520.23 = 847,719,004.95 : x
  2. Step 2: Convert to fraction form
    1,010,977,680.15/1,516,466,520.23 = 847,719,004.95/x
  3. Step 3: Cross multiply
    1,010,977,680.15x = 1,516,466,520.23 × 847,719,004.95
  4. Step 4: Simplify right side
    1,010,977,680.15x = 1,285,537,489,565,126,144
  5. Step 5: Solve for x
    x = 1,285,537,489,565,126,144/1,010,977,680.15
  6. Step 6: Final answer
    x = 1,271,578,507.43

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Double scale
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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.