Home / 707,278,132.64-968,974,498.64-680,769,507.84

Finding the Fourth Proportional to 707,278,132.64, 968,974,498.64 and 680,769,507.84

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Solution

The fourth proportional to 707,278,132.64, 968,974,498.64 and 680,769,507.84 is: 932,657,553.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,278,132.64 : 968,974,498.64 = 680,769,507.84 : x
  2. Step 2: Convert to fraction form
    707,278,132.64/968,974,498.64 = 680,769,507.84/x
  3. Step 3: Cross multiply
    707,278,132.64x = 968,974,498.64 × 680,769,507.84
  4. Step 4: Simplify right side
    707,278,132.64x = 659,648,292,545,259,776
  5. Step 5: Solve for x
    x = 659,648,292,545,259,776/707,278,132.64
  6. Step 6: Final answer
    x = 932,657,553.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.