Home / 707,278,133.64-968,974,500.01-680,769,508.84

Finding the Fourth Proportional to 707,278,133.64, 968,974,500.01 and 680,769,508.84

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Solution

The fourth proportional to 707,278,133.64, 968,974,500.01 and 680,769,508.84 is: 932,657,554.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,278,133.64 : 968,974,500.01 = 680,769,508.84 : x
  2. Step 2: Convert to fraction form
    707,278,133.64/968,974,500.01 = 680,769,508.84/x
  3. Step 3: Cross multiply
    707,278,133.64x = 968,974,500.01 × 680,769,508.84
  4. Step 4: Simplify right side
    707,278,133.64x = 659,648,294,450,292,352
  5. Step 5: Solve for x
    x = 659,648,294,450,292,352/707,278,133.64
  6. Step 6: Final answer
    x = 932,657,554.47

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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.