Home / 148,506,844.46-204,922,823.47-82,430,128.13

Finding the Fourth Proportional to 148,506,844.46, 204,922,823.47 and 82,430,128.13

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Solution

The fourth proportional to 148,506,844.46, 204,922,823.47 and 82,430,128.13 is: 113,744,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,506,844.46 : 204,922,823.47 = 82,430,128.13 : x
  2. Step 2: Convert to fraction form
    148,506,844.46/204,922,823.47 = 82,430,128.13/x
  3. Step 3: Cross multiply
    148,506,844.46x = 204,922,823.47 × 82,430,128.13
  4. Step 4: Simplify right side
    148,506,844.46x = 16,891,814,594,162,782
  5. Step 5: Solve for x
    x = 16,891,814,594,162,782/148,506,844.46
  6. Step 6: Final answer
    x = 113,744,350.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.