Home / 37,786,578,585.03-52,145,168,553.90-20,639,442,799.29

Finding the Fourth Proportional to 37,786,578,585.03, 52,145,168,553.90 and 20,639,442,799.29

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Solution

The fourth proportional to 37,786,578,585.03, 52,145,168,553.90 and 20,639,442,799.29 is: 28,482,261,795.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,786,578,585.03 : 52,145,168,553.90 = 20,639,442,799.29 : x
  2. Step 2: Convert to fraction form
    37,786,578,585.03/52,145,168,553.90 = 20,639,442,799.29/x
  3. Step 3: Cross multiply
    37,786,578,585.03x = 52,145,168,553.90 × 20,639,442,799.29
  4. Step 4: Simplify right side
    37,786,578,585.03x = 1,076,247,223,627,554,750,464
  5. Step 5: Solve for x
    x = 1,076,247,223,627,554,750,464/37,786,578,585.03
  6. Step 6: Final answer
    x = 28,482,261,795.83

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Double scale
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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.