Home / 707,278,180.34-968,974,564.38-680,769,555.62

Finding the Fourth Proportional to 707,278,180.34, 968,974,564.38 and 680,769,555.62

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Solution

The fourth proportional to 707,278,180.34, 968,974,564.38 and 680,769,555.62 is: 932,657,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,278,180.34 : 968,974,564.38 = 680,769,555.62 : x
  2. Step 2: Convert to fraction form
    707,278,180.34/968,974,564.38 = 680,769,555.62/x
  3. Step 3: Cross multiply
    707,278,180.34x = 968,974,564.38 × 680,769,555.62
  4. Step 4: Simplify right side
    707,278,180.34x = 659,648,383,595,517,184
  5. Step 5: Solve for x
    x = 659,648,383,595,517,184/707,278,180.34
  6. Step 6: Final answer
    x = 932,657,618.93

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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.