Home / 1,391,036,553.30-2,086,554,829.95-746,064,009.30

Finding the Fourth Proportional to 1,391,036,553.30, 2,086,554,829.95 and 746,064,009.30

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Solution

The fourth proportional to 1,391,036,553.30, 2,086,554,829.95 and 746,064,009.30 is: 1,119,096,013.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,036,553.30 : 2,086,554,829.95 = 746,064,009.30 : x
  2. Step 2: Convert to fraction form
    1,391,036,553.30/2,086,554,829.95 = 746,064,009.30/x
  3. Step 3: Cross multiply
    1,391,036,553.30x = 2,086,554,829.95 × 746,064,009.30
  4. Step 4: Simplify right side
    1,391,036,553.30x = 1,556,703,462,056,776,704
  5. Step 5: Solve for x
    x = 1,556,703,462,056,776,704/1,391,036,553.30
  6. Step 6: Final answer
    x = 1,119,096,013.95

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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.