Home / 108,597,813.70-162,896,720.55-103,558,965.70

Finding the Fourth Proportional to 108,597,813.70, 162,896,720.55 and 103,558,965.70

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Solution

The fourth proportional to 108,597,813.70, 162,896,720.55 and 103,558,965.70 is: 155,338,448.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,597,813.70 : 162,896,720.55 = 103,558,965.70 : x
  2. Step 2: Convert to fraction form
    108,597,813.70/162,896,720.55 = 103,558,965.70/x
  3. Step 3: Cross multiply
    108,597,813.70x = 162,896,720.55 × 103,558,965.70
  4. Step 4: Simplify right side
    108,597,813.70x = 16,869,415,896,079,936
  5. Step 5: Solve for x
    x = 16,869,415,896,079,936/108,597,813.70
  6. Step 6: Final answer
    x = 155,338,448.55

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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.