Home / 30,288,785,153.84-45,434,103,309.55-10,391,393,470.33

Finding the Fourth Proportional to 30,288,785,153.84, 45,434,103,309.55 and 10,391,393,470.33

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Solution

The fourth proportional to 30,288,785,153.84, 45,434,103,309.55 and 10,391,393,470.33 is: 15,587,407,750.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288,785,153.84 : 45,434,103,309.55 = 10,391,393,470.33 : x
  2. Step 2: Convert to fraction form
    30,288,785,153.84/45,434,103,309.55 = 10,391,393,470.33/x
  3. Step 3: Cross multiply
    30,288,785,153.84x = 45,434,103,309.55 × 10,391,393,470.33
  4. Step 4: Simplify right side
    30,288,785,153.84x = 472,123,644,461,040,992,256
  5. Step 5: Solve for x
    x = 472,123,644,461,040,992,256/30,288,785,153.84
  6. Step 6: Final answer
    x = 15,587,407,750.53

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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.