Home / 8,503,077,859.80-12,754,616,789.70-6,436,835,251.80

Finding the Fourth Proportional to 8,503,077,859.80, 12,754,616,789.70 and 6,436,835,251.80

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Solution

The fourth proportional to 8,503,077,859.80, 12,754,616,789.70 and 6,436,835,251.80 is: 9,655,252,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,077,859.80 : 12,754,616,789.70 = 6,436,835,251.80 : x
  2. Step 2: Convert to fraction form
    8,503,077,859.80/12,754,616,789.70 = 6,436,835,251.80/x
  3. Step 3: Cross multiply
    8,503,077,859.80x = 12,754,616,789.70 × 6,436,835,251.80
  4. Step 4: Simplify right side
    8,503,077,859.80x = 82,099,366,975,141,117,952
  5. Step 5: Solve for x
    x = 82,099,366,975,141,117,952/8,503,077,859.80
  6. Step 6: Final answer
    x = 9,655,252,877.70

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Double scale
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Similar ratio
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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.