Home / 324,329,486,737.55-486,153,678,708.12-109,123,315,218.32

Finding the Fourth Proportional to 324,329,486,737.55, 486,153,678,708.12 and 109,123,315,218.32

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Solution

The fourth proportional to 324,329,486,737.55, 486,153,678,708.12 and 109,123,315,218.32 is: 163,570,391,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,329,486,737.55 : 486,153,678,708.12 = 109,123,315,218.32 : x
  2. Step 2: Convert to fraction form
    324,329,486,737.55/486,153,678,708.12 = 109,123,315,218.32/x
  3. Step 3: Cross multiply
    324,329,486,737.55x = 486,153,678,708.12 × 109,123,315,218.32
  4. Step 4: Simplify right side
    324,329,486,737.55x = 53,050,701,126,212,048,125,952
  5. Step 5: Solve for x
    x = 53,050,701,126,212,048,125,952/324,329,486,737.55
  6. Step 6: Final answer
    x = 163,570,391,517.13

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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.