Home / 22,556,038,616.76-31,127,851,726.38-12,395,398,193.40

Finding the Fourth Proportional to 22,556,038,616.76, 31,127,851,726.38 and 12,395,398,193.40

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Solution

The fourth proportional to 22,556,038,616.76, 31,127,851,726.38 and 12,395,398,193.40 is: 17,105,934,406.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,556,038,616.76 : 31,127,851,726.38 = 12,395,398,193.40 : x
  2. Step 2: Convert to fraction form
    22,556,038,616.76/31,127,851,726.38 = 12,395,398,193.40/x
  3. Step 3: Cross multiply
    22,556,038,616.76x = 31,127,851,726.38 × 12,395,398,193.40
  4. Step 4: Simplify right side
    22,556,038,616.76x = 385,842,117,053,593,747,456
  5. Step 5: Solve for x
    x = 385,842,117,053,593,747,456/22,556,038,616.76
  6. Step 6: Final answer
    x = 17,105,934,406.71

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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.