Home / 108,597,811.70-162,896,717.55-103,558,963.70

Finding the Fourth Proportional to 108,597,811.70, 162,896,717.55 and 103,558,963.70

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Solution

The fourth proportional to 108,597,811.70, 162,896,717.55 and 103,558,963.70 is: 155,338,445.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,597,811.70 : 162,896,717.55 = 103,558,963.70 : x
  2. Step 2: Convert to fraction form
    108,597,811.70/162,896,717.55 = 103,558,963.70/x
  3. Step 3: Cross multiply
    108,597,811.70x = 162,896,717.55 × 103,558,963.70
  4. Step 4: Simplify right side
    108,597,811.70x = 16,869,415,259,609,604
  5. Step 5: Solve for x
    x = 16,869,415,259,609,604/108,597,811.70
  6. Step 6: Final answer
    x = 155,338,445.55

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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.