Home / 7,186,752,826.80-10,780,129,240.20-7,090,006,945.20

Finding the Fourth Proportional to 7,186,752,826.80, 10,780,129,240.20 and 7,090,006,945.20

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Solution

The fourth proportional to 7,186,752,826.80, 10,780,129,240.20 and 7,090,006,945.20 is: 10,635,010,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,752,826.80 : 10,780,129,240.20 = 7,090,006,945.20 : x
  2. Step 2: Convert to fraction form
    7,186,752,826.80/10,780,129,240.20 = 7,090,006,945.20/x
  3. Step 3: Cross multiply
    7,186,752,826.80x = 10,780,129,240.20 × 7,090,006,945.20
  4. Step 4: Simplify right side
    7,186,752,826.80x = 76,431,191,183,171,600,384
  5. Step 5: Solve for x
    x = 76,431,191,183,171,600,384/7,186,752,826.80
  6. Step 6: Final answer
    x = 10,635,010,417.80

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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.