Home / 1,391,036,555.30-2,086,554,832.95-746,064,011.30

Finding the Fourth Proportional to 1,391,036,555.30, 2,086,554,832.95 and 746,064,011.30

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Solution

The fourth proportional to 1,391,036,555.30, 2,086,554,832.95 and 746,064,011.30 is: 1,119,096,016.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,036,555.30 : 2,086,554,832.95 = 746,064,011.30 : x
  2. Step 2: Convert to fraction form
    1,391,036,555.30/2,086,554,832.95 = 746,064,011.30/x
  3. Step 3: Cross multiply
    1,391,036,555.30x = 2,086,554,832.95 × 746,064,011.30
  4. Step 4: Simplify right side
    1,391,036,555.30x = 1,556,703,468,468,078,336
  5. Step 5: Solve for x
    x = 1,556,703,468,468,078,336/1,391,036,555.30
  6. Step 6: Final answer
    x = 1,119,096,016.95

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Double scale
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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.