Home / 1,391,036,551.30-2,086,554,826.95-746,064,007.30

Finding the Fourth Proportional to 1,391,036,551.30, 2,086,554,826.95 and 746,064,007.30

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Solution

The fourth proportional to 1,391,036,551.30, 2,086,554,826.95 and 746,064,007.30 is: 1,119,096,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,036,551.30 : 2,086,554,826.95 = 746,064,007.30 : x
  2. Step 2: Convert to fraction form
    1,391,036,551.30/2,086,554,826.95 = 746,064,007.30/x
  3. Step 3: Cross multiply
    1,391,036,551.30x = 2,086,554,826.95 × 746,064,007.30
  4. Step 4: Simplify right side
    1,391,036,551.30x = 1,556,703,455,645,475,072
  5. Step 5: Solve for x
    x = 1,556,703,455,645,475,072/1,391,036,551.30
  6. Step 6: Final answer
    x = 1,119,096,010.95

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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.