Home / 170,677,472-235,459,853.46-100,077,045.80

Finding the Fourth Proportional to 170,677,472, 235,459,853.46 and 100,077,045.80

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Solution

The fourth proportional to 170,677,472, 235,459,853.46 and 100,077,045.80 is: 138,062,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,677,472 : 235,459,853.46 = 100,077,045.80 : x
  2. Step 2: Convert to fraction form
    170,677,472/235,459,853.46 = 100,077,045.80/x
  3. Step 3: Cross multiply
    170,677,472x = 235,459,853.46 × 100,077,045.80
  4. Step 4: Simplify right side
    170,677,472x = 23,564,126,538,777,708
  5. Step 5: Solve for x
    x = 23,564,126,538,777,708/170,677,472
  6. Step 6: Final answer
    x = 138,062,312.87

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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.