Home / 758,728,727.09-1,046,465,917.03-653,059,114.57

Finding the Fourth Proportional to 758,728,727.09, 1,046,465,917.03 and 653,059,114.57

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Solution

The fourth proportional to 758,728,727.09, 1,046,465,917.03 and 653,059,114.57 is: 900,722,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,728,727.09 : 1,046,465,917.03 = 653,059,114.57 : x
  2. Step 2: Convert to fraction form
    758,728,727.09/1,046,465,917.03 = 653,059,114.57/x
  3. Step 3: Cross multiply
    758,728,727.09x = 1,046,465,917.03 × 653,059,114.57
  4. Step 4: Simplify right side
    758,728,727.09x = 683,404,105,199,046,144
  5. Step 5: Solve for x
    x = 683,404,105,199,046,144/758,728,727.09
  6. Step 6: Final answer
    x = 900,722,591.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.