Home / 1,098,753,618.20-1,648,130,427.30-806,035,915.40

Finding the Fourth Proportional to 1,098,753,618.20, 1,648,130,427.30 and 806,035,915.40

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Solution

The fourth proportional to 1,098,753,618.20, 1,648,130,427.30 and 806,035,915.40 is: 1,209,053,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,753,618.20 : 1,648,130,427.30 = 806,035,915.40 : x
  2. Step 2: Convert to fraction form
    1,098,753,618.20/1,648,130,427.30 = 806,035,915.40/x
  3. Step 3: Cross multiply
    1,098,753,618.20x = 1,648,130,427.30 × 806,035,915.40
  4. Step 4: Simplify right side
    1,098,753,618.20x = 1,328,452,317,667,348,480
  5. Step 5: Solve for x
    x = 1,328,452,317,667,348,480/1,098,753,618.20
  6. Step 6: Final answer
    x = 1,209,053,873.10

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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.