Home / 1,558,471,510.44-2,337,706,669.50-625,794,078.78

Finding the Fourth Proportional to 1,558,471,510.44, 2,337,706,669.50 and 625,794,078.78

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Solution

The fourth proportional to 1,558,471,510.44, 2,337,706,669.50 and 625,794,078.78 is: 938,690,878.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,471,510.44 : 2,337,706,669.50 = 625,794,078.78 : x
  2. Step 2: Convert to fraction form
    1,558,471,510.44/2,337,706,669.50 = 625,794,078.78/x
  3. Step 3: Cross multiply
    1,558,471,510.44x = 2,337,706,669.50 × 625,794,078.78
  4. Step 4: Simplify right side
    1,558,471,510.44x = 1,462,922,991,697,614,336
  5. Step 5: Solve for x
    x = 1,462,922,991,697,614,336/1,558,471,510.44
  6. Step 6: Final answer
    x = 938,690,878.79

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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.