Home / 134,165,126.46-185,148,501.52-76,221,553.98

Finding the Fourth Proportional to 134,165,126.46, 185,148,501.52 and 76,221,553.98

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Solution

The fourth proportional to 134,165,126.46, 185,148,501.52 and 76,221,553.98 is: 105,186,100.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,165,126.46 : 185,148,501.52 = 76,221,553.98 : x
  2. Step 2: Convert to fraction form
    134,165,126.46/185,148,501.52 = 76,221,553.98/x
  3. Step 3: Cross multiply
    134,165,126.46x = 185,148,501.52 × 76,221,553.98
  4. Step 4: Simplify right side
    134,165,126.46x = 14,112,306,502,922,794
  5. Step 5: Solve for x
    x = 14,112,306,502,922,794/134,165,126.46
  6. Step 6: Final answer
    x = 105,186,100.71

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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.