Home / 1,163,614,613.61-1,605,822,078.11-635,012,647.61

Finding the Fourth Proportional to 1,163,614,613.61, 1,605,822,078.11 and 635,012,647.61

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Solution

The fourth proportional to 1,163,614,613.61, 1,605,822,078.11 and 635,012,647.61 is: 876,335,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,614,613.61 : 1,605,822,078.11 = 635,012,647.61 : x
  2. Step 2: Convert to fraction form
    1,163,614,613.61/1,605,822,078.11 = 635,012,647.61/x
  3. Step 3: Cross multiply
    1,163,614,613.61x = 1,605,822,078.11 × 635,012,647.61
  4. Step 4: Simplify right side
    1,163,614,613.61x = 1,019,717,329,411,223,296
  5. Step 5: Solve for x
    x = 1,019,717,329,411,223,296/1,163,614,613.61
  6. Step 6: Final answer
    x = 876,335,959.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.