Home / 74,207,354,212.15-111,311,031,318.22-38,821,036,362.55

Finding the Fourth Proportional to 74,207,354,212.15, 111,311,031,318.22 and 38,821,036,362.55

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Solution

The fourth proportional to 74,207,354,212.15, 111,311,031,318.22 and 38,821,036,362.55 is: 58,231,554,543.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,354,212.15 : 111,311,031,318.22 = 38,821,036,362.55 : x
  2. Step 2: Convert to fraction form
    74,207,354,212.15/111,311,031,318.22 = 38,821,036,362.55/x
  3. Step 3: Cross multiply
    74,207,354,212.15x = 111,311,031,318.22 × 38,821,036,362.55
  4. Step 4: Simplify right side
    74,207,354,212.15x = 4,321,209,594,357,560,639,488
  5. Step 5: Solve for x
    x = 4,321,209,594,357,560,639,488/74,207,354,212.15
  6. Step 6: Final answer
    x = 58,231,554,543.82

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1.5x scale

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.