Home / 108,544,049.40-162,816,074.10-65,545,879.80

Finding the Fourth Proportional to 108,544,049.40, 162,816,074.10 and 65,545,879.80

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Solution

The fourth proportional to 108,544,049.40, 162,816,074.10 and 65,545,879.80 is: 98,318,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,544,049.40 : 162,816,074.10 = 65,545,879.80 : x
  2. Step 2: Convert to fraction form
    108,544,049.40/162,816,074.10 = 65,545,879.80/x
  3. Step 3: Cross multiply
    108,544,049.40x = 162,816,074.10 × 65,545,879.80
  4. Step 4: Simplify right side
    108,544,049.40x = 10,671,922,822,466,492
  5. Step 5: Solve for x
    x = 10,671,922,822,466,492/108,544,049.40
  6. Step 6: Final answer
    x = 98,318,819.70

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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.