Home / 944,661,632.40-1,417,191,514.20-399,122,355.60

Finding the Fourth Proportional to 944,661,632.40, 1,417,191,514.20 and 399,122,355.60

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Solution

The fourth proportional to 944,661,632.40, 1,417,191,514.20 and 399,122,355.60 is: 598,767,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,661,632.40 : 1,417,191,514.20 = 399,122,355.60 : x
  2. Step 2: Convert to fraction form
    944,661,632.40/1,417,191,514.20 = 399,122,355.60/x
  3. Step 3: Cross multiply
    944,661,632.40x = 1,417,191,514.20 × 399,122,355.60
  4. Step 4: Simplify right side
    944,661,632.40x = 565,632,815,483,834,880
  5. Step 5: Solve for x
    x = 565,632,815,483,834,880/944,661,632.40
  6. Step 6: Final answer
    x = 598,767,639.21

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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.