Home / 18,358,538,132.62-27,543,427,234.03-9,401,069,620.91

Finding the Fourth Proportional to 18,358,538,132.62, 27,543,427,234.03 and 9,401,069,620.91

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Solution

The fourth proportional to 18,358,538,132.62, 27,543,427,234.03 and 9,401,069,620.91 is: 14,104,482,347.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,358,538,132.62 : 27,543,427,234.03 = 9,401,069,620.91 : x
  2. Step 2: Convert to fraction form
    18,358,538,132.62/27,543,427,234.03 = 9,401,069,620.91/x
  3. Step 3: Cross multiply
    18,358,538,132.62x = 27,543,427,234.03 × 9,401,069,620.91
  4. Step 4: Simplify right side
    18,358,538,132.62x = 258,937,677,025,662,828,544
  5. Step 5: Solve for x
    x = 258,937,677,025,662,828,544/18,358,538,132.62
  6. Step 6: Final answer
    x = 14,104,482,347.95

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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.