Home / 310,184,723.13-428,053,624.42-170,955,152.61

Finding the Fourth Proportional to 310,184,723.13, 428,053,624.42 and 170,955,152.61

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Solution

The fourth proportional to 310,184,723.13, 428,053,624.42 and 170,955,152.61 is: 235,917,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,184,723.13 : 428,053,624.42 = 170,955,152.61 : x
  2. Step 2: Convert to fraction form
    310,184,723.13/428,053,624.42 = 170,955,152.61/x
  3. Step 3: Cross multiply
    310,184,723.13x = 428,053,624.42 × 170,955,152.61
  4. Step 4: Simplify right side
    310,184,723.13x = 73,177,972,687,984,736
  5. Step 5: Solve for x
    x = 73,177,972,687,984,736/310,184,723.13
  6. Step 6: Final answer
    x = 235,917,397.70

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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.