Home / 119,842,289.94-165,382,304.13-67,642,274.10

Finding the Fourth Proportional to 119,842,289.94, 165,382,304.13 and 67,642,274.10

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Solution

The fourth proportional to 119,842,289.94, 165,382,304.13 and 67,642,274.10 is: 93,346,306.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,842,289.94 : 165,382,304.13 = 67,642,274.10 : x
  2. Step 2: Convert to fraction form
    119,842,289.94/165,382,304.13 = 67,642,274.10/x
  3. Step 3: Cross multiply
    119,842,289.94x = 165,382,304.13 × 67,642,274.10
  4. Step 4: Simplify right side
    119,842,289.94x = 11,186,835,147,251,020
  5. Step 5: Solve for x
    x = 11,186,835,147,251,020/119,842,289.94
  6. Step 6: Final answer
    x = 93,346,306.66

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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.