Home / 898,138,221.60-1,347,207,332.40-886,044,986.40

Finding the Fourth Proportional to 898,138,221.60, 1,347,207,332.40 and 886,044,986.40

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Solution

The fourth proportional to 898,138,221.60, 1,347,207,332.40 and 886,044,986.40 is: 1,329,067,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,138,221.60 : 1,347,207,332.40 = 886,044,986.40 : x
  2. Step 2: Convert to fraction form
    898,138,221.60/1,347,207,332.40 = 886,044,986.40/x
  3. Step 3: Cross multiply
    898,138,221.60x = 1,347,207,332.40 × 886,044,986.40
  4. Step 4: Simplify right side
    898,138,221.60x = 1,193,686,302,514,338,304
  5. Step 5: Solve for x
    x = 1,193,686,302,514,338,304/898,138,221.60
  6. Step 6: Final answer
    x = 1,329,067,479.60

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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.