Home / 170,169,678.88-255,318,848.92-66,612,894.26

Finding the Fourth Proportional to 170,169,678.88, 255,318,848.92 and 66,612,894.26

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Solution

The fourth proportional to 170,169,678.88, 255,318,848.92 and 66,612,894.26 is: 99,944,523.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,169,678.88 : 255,318,848.92 = 66,612,894.26 : x
  2. Step 2: Convert to fraction form
    170,169,678.88/255,318,848.92 = 66,612,894.26/x
  3. Step 3: Cross multiply
    170,169,678.88x = 255,318,848.92 × 66,612,894.26
  4. Step 4: Simplify right side
    170,169,678.88x = 17,007,527,484,249,748
  5. Step 5: Solve for x
    x = 17,007,527,484,249,748/170,169,678.88
  6. Step 6: Final answer
    x = 99,944,523.59

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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.