Home / 9,079,623,418.50-12,529,885,691.25-5,065,293,701.48

Finding the Fourth Proportional to 9,079,623,418.50, 12,529,885,691.25 and 5,065,293,701.48

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Solution

The fourth proportional to 9,079,623,418.50, 12,529,885,691.25 and 5,065,293,701.48 is: 6,990,108,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079,623,418.50 : 12,529,885,691.25 = 5,065,293,701.48 : x
  2. Step 2: Convert to fraction form
    9,079,623,418.50/12,529,885,691.25 = 5,065,293,701.48/x
  3. Step 3: Cross multiply
    9,079,623,418.50x = 12,529,885,691.25 × 5,065,293,701.48
  4. Step 4: Simplify right side
    9,079,623,418.50x = 63,467,551,072,090,357,760
  5. Step 5: Solve for x
    x = 63,467,551,072,090,357,760/9,079,623,418.50
  6. Step 6: Final answer
    x = 6,990,108,305.90

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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.