Home / 18,338,337,769.81-25,306,753,995.33-10,309,714,095.93

Finding the Fourth Proportional to 18,338,337,769.81, 25,306,753,995.33 and 10,309,714,095.93

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Solution

The fourth proportional to 18,338,337,769.81, 25,306,753,995.33 and 10,309,714,095.93 is: 14,227,319,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338,337,769.81 : 25,306,753,995.33 = 10,309,714,095.93 : x
  2. Step 2: Convert to fraction form
    18,338,337,769.81/25,306,753,995.33 = 10,309,714,095.93/x
  3. Step 3: Cross multiply
    18,338,337,769.81x = 25,306,753,995.33 × 10,309,714,095.93
  4. Step 4: Simplify right side
    18,338,337,769.81x = 260,905,398,387,886,587,904
  5. Step 5: Solve for x
    x = 260,905,398,387,886,587,904/18,338,337,769.81
  6. Step 6: Final answer
    x = 14,227,319,927.40

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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.