Home / 30,288,785,156.85-45,434,103,314.04-10,391,393,473.32

Finding the Fourth Proportional to 30,288,785,156.85, 45,434,103,314.04 and 10,391,393,473.32

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Solution

The fourth proportional to 30,288,785,156.85, 45,434,103,314.04 and 10,391,393,473.32 is: 15,587,407,755.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,288,785,156.85 : 45,434,103,314.04 = 10,391,393,473.32 : x
  2. Step 2: Convert to fraction form
    30,288,785,156.85/45,434,103,314.04 = 10,391,393,473.32/x
  3. Step 3: Cross multiply
    30,288,785,156.85x = 45,434,103,314.04 × 10,391,393,473.32
  4. Step 4: Simplify right side
    30,288,785,156.85x = 472,123,644,643,661,840,384
  5. Step 5: Solve for x
    x = 472,123,644,643,661,840,384/30,288,785,156.85
  6. Step 6: Final answer
    x = 15,587,407,755.01

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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.