Home / 88,891,948.86-134,004,186.12-82,966,381.44

Finding the Fourth Proportional to 88,891,948.86, 134,004,186.12 and 82,966,381.44

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Solution

The fourth proportional to 88,891,948.86, 134,004,186.12 and 82,966,381.44 is: 125,071,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,891,948.86 : 134,004,186.12 = 82,966,381.44 : x
  2. Step 2: Convert to fraction form
    88,891,948.86/134,004,186.12 = 82,966,381.44/x
  3. Step 3: Cross multiply
    88,891,948.86x = 134,004,186.12 × 82,966,381.44
  4. Step 4: Simplify right side
    88,891,948.86x = 11,117,842,420,188,674
  5. Step 5: Solve for x
    x = 11,117,842,420,188,674/88,891,948.86
  6. Step 6: Final answer
    x = 125,071,421.68

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.