Home / 956,610,040.80-1,434,915,061.20-725,326,917.60

Finding the Fourth Proportional to 956,610,040.80, 1,434,915,061.20 and 725,326,917.60

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Solution

The fourth proportional to 956,610,040.80, 1,434,915,061.20 and 725,326,917.60 is: 1,087,990,376.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,610,040.80 : 1,434,915,061.20 = 725,326,917.60 : x
  2. Step 2: Convert to fraction form
    956,610,040.80/1,434,915,061.20 = 725,326,917.60/x
  3. Step 3: Cross multiply
    956,610,040.80x = 1,434,915,061.20 × 725,326,917.60
  4. Step 4: Simplify right side
    956,610,040.80x = 1,040,782,518,358,011,392
  5. Step 5: Solve for x
    x = 1,040,782,518,358,011,392/956,610,040.80
  6. Step 6: Final answer
    x = 1,087,990,376.40

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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.