Home / 12,856,687,613,741-19,287,823,955,531-4,697,614,778,910.40

Finding the Fourth Proportional to 12,856,687,613,741, 19,287,823,955,531 and 4,697,614,778,910.40

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Solution

The fourth proportional to 12,856,687,613,741, 19,287,823,955,531 and 4,697,614,778,910.40 is: 7,047,442,513,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,856,687,613,741 : 19,287,823,955,531 = 4,697,614,778,910.40 : x
  2. Step 2: Convert to fraction form
    12,856,687,613,741/19,287,823,955,531 = 4,697,614,778,910.40/x
  3. Step 3: Cross multiply
    12,856,687,613,741x = 19,287,823,955,531 × 4,697,614,778,910.40
  4. Step 4: Simplify right side
    12,856,687,613,741x = 90,606,766,866,524,484,805,853,184
  5. Step 5: Solve for x
    x = 90,606,766,866,524,484,805,853,184/12,856,687,613,741
  6. Step 6: Final answer
    x = 7,047,442,513,084.44

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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.