Home / 18,338,337,775.80-25,306,754,003.62-10,309,714,101.92

Finding the Fourth Proportional to 18,338,337,775.80, 25,306,754,003.62 and 10,309,714,101.92

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Solution

The fourth proportional to 18,338,337,775.80, 25,306,754,003.62 and 10,309,714,101.92 is: 14,227,319,935.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,337,775.80 : 25,306,754,003.62 = 10,309,714,101.92 : x
  2. Step 2: Convert to fraction form
    18,338,337,775.80/25,306,754,003.62 = 10,309,714,101.92/x
  3. Step 3: Cross multiply
    18,338,337,775.80x = 25,306,754,003.62 × 10,309,714,101.92
  4. Step 4: Simplify right side
    18,338,337,775.80x = 260,905,398,624,941,539,328
  5. Step 5: Solve for x
    x = 260,905,398,624,941,539,328/18,338,337,775.80
  6. Step 6: Final answer
    x = 14,227,319,935.68

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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.