Home / 30,288,785,154.77-45,434,103,310.96-10,391,393,471.26

Finding the Fourth Proportional to 30,288,785,154.77, 45,434,103,310.96 and 10,391,393,471.26

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Solution

The fourth proportional to 30,288,785,154.77, 45,434,103,310.96 and 10,391,393,471.26 is: 15,587,407,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288,785,154.77 : 45,434,103,310.96 = 10,391,393,471.26 : x
  2. Step 2: Convert to fraction form
    30,288,785,154.77/45,434,103,310.96 = 10,391,393,471.26/x
  3. Step 3: Cross multiply
    30,288,785,154.77x = 45,434,103,310.96 × 10,391,393,471.26
  4. Step 4: Simplify right side
    30,288,785,154.77x = 472,123,644,518,167,281,664
  5. Step 5: Solve for x
    x = 472,123,644,518,167,281,664/30,288,785,154.77
  6. Step 6: Final answer
    x = 15,587,407,751.93

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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.