Home / 1,008,973,862.10-1,513,460,793.15-747,465,032.03

Finding the Fourth Proportional to 1,008,973,862.10, 1,513,460,793.15 and 747,465,032.03

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Solution

The fourth proportional to 1,008,973,862.10, 1,513,460,793.15 and 747,465,032.03 is: 1,121,197,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,973,862.10 : 1,513,460,793.15 = 747,465,032.03 : x
  2. Step 2: Convert to fraction form
    1,008,973,862.10/1,513,460,793.15 = 747,465,032.03/x
  3. Step 3: Cross multiply
    1,008,973,862.10x = 1,513,460,793.15 × 747,465,032.03
  4. Step 4: Simplify right side
    1,008,973,862.10x = 1,131,259,020,220,446,720
  5. Step 5: Solve for x
    x = 1,131,259,020,220,446,720/1,008,973,862.10
  6. Step 6: Final answer
    x = 1,121,197,548.04

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Double scale
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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.