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Finding the Fourth Proportional to 55,358,230.60, 83,037,345.90 and 55,358,230.60

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Solution

The fourth proportional to 55,358,230.60, 83,037,345.90 and 55,358,230.60 is: 83,037,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,358,230.60 : 83,037,345.90 = 55,358,230.60 : x
  2. Step 2: Convert to fraction form
    55,358,230.60/83,037,345.90 = 55,358,230.60/x
  3. Step 3: Cross multiply
    55,358,230.60x = 83,037,345.90 × 55,358,230.60
  4. Step 4: Simplify right side
    55,358,230.60x = 4,596,800,542,744,165
  5. Step 5: Solve for x
    x = 4,596,800,542,744,165/55,358,230.60
  6. Step 6: Final answer
    x = 83,037,345.90

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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.