Home / 39,358,139,792.12-54,351,744,617.41-37,213,933,434.90

Finding the Fourth Proportional to 39,358,139,792.12, 54,351,744,617.41 and 37,213,933,434.90

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Solution

The fourth proportional to 39,358,139,792.12, 54,351,744,617.41 and 37,213,933,434.90 is: 51,390,696,230.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,358,139,792.12 : 54,351,744,617.41 = 37,213,933,434.90 : x
  2. Step 2: Convert to fraction form
    39,358,139,792.12/54,351,744,617.41 = 37,213,933,434.90/x
  3. Step 3: Cross multiply
    39,358,139,792.12x = 54,351,744,617.41 × 37,213,933,434.90
  4. Step 4: Simplify right side
    39,358,139,792.12x = 2,022,642,206,262,980,247,552
  5. Step 5: Solve for x
    x = 2,022,642,206,262,980,247,552/39,358,139,792.12
  6. Step 6: Final answer
    x = 51,390,696,230.72

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1.5x scale

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.