Home / 108,620,999.70-162,931,499.55-103,582,151.70

Finding the Fourth Proportional to 108,620,999.70, 162,931,499.55 and 103,582,151.70

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Solution

The fourth proportional to 108,620,999.70, 162,931,499.55 and 103,582,151.70 is: 155,373,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,620,999.70 : 162,931,499.55 = 103,582,151.70 : x
  2. Step 2: Convert to fraction form
    108,620,999.70/162,931,499.55 = 103,582,151.70/x
  3. Step 3: Cross multiply
    108,620,999.70x = 162,931,499.55 × 103,582,151.70
  4. Step 4: Simplify right side
    108,620,999.70x = 16,876,795,303,096,584
  5. Step 5: Solve for x
    x = 16,876,795,303,096,584/108,620,999.70
  6. Step 6: Final answer
    x = 155,373,227.55

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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.