Home / 172,891,044.12-259,354,728.76-56,315,484.68

Finding the Fourth Proportional to 172,891,044.12, 259,354,728.76 and 56,315,484.68

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Solution

The fourth proportional to 172,891,044.12, 259,354,728.76 and 56,315,484.68 is: 84,479,143.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,891,044.12 : 259,354,728.76 = 56,315,484.68 : x
  2. Step 2: Convert to fraction form
    172,891,044.12/259,354,728.76 = 56,315,484.68/x
  3. Step 3: Cross multiply
    172,891,044.12x = 259,354,728.76 × 56,315,484.68
  4. Step 4: Simplify right side
    172,891,044.12x = 14,605,687,254,169,334
  5. Step 5: Solve for x
    x = 14,605,687,254,169,334/172,891,044.12
  6. Step 6: Final answer
    x = 84,479,143.08

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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.