Home / 758,016,005.40-1,137,024,008.10-327,194,501.40

Finding the Fourth Proportional to 758,016,005.40, 1,137,024,008.10 and 327,194,501.40

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Solution

The fourth proportional to 758,016,005.40, 1,137,024,008.10 and 327,194,501.40 is: 490,791,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,016,005.40 : 1,137,024,008.10 = 327,194,501.40 : x
  2. Step 2: Convert to fraction form
    758,016,005.40/1,137,024,008.10 = 327,194,501.40/x
  3. Step 3: Cross multiply
    758,016,005.40x = 1,137,024,008.10 × 327,194,501.40
  4. Step 4: Simplify right side
    758,016,005.40x = 372,028,003,410,108,992
  5. Step 5: Solve for x
    x = 372,028,003,410,108,992/758,016,005.40
  6. Step 6: Final answer
    x = 490,791,752.10

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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.