Home / 134,165,116.96-185,148,488.40-76,221,544.48

Finding the Fourth Proportional to 134,165,116.96, 185,148,488.40 and 76,221,544.48

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Solution

The fourth proportional to 134,165,116.96, 185,148,488.40 and 76,221,544.48 is: 105,186,087.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,165,116.96 : 185,148,488.40 = 76,221,544.48 : x
  2. Step 2: Convert to fraction form
    134,165,116.96/185,148,488.40 = 76,221,544.48/x
  3. Step 3: Cross multiply
    134,165,116.96x = 185,148,488.40 × 76,221,544.48
  4. Step 4: Simplify right side
    134,165,116.96x = 14,112,303,743,985,366
  5. Step 5: Solve for x
    x = 14,112,303,743,985,366/134,165,116.96
  6. Step 6: Final answer
    x = 105,186,087.59

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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.