Home / 1,550,746,833.57-2,140,044,288.05-845,901,949.68

Finding the Fourth Proportional to 1,550,746,833.57, 2,140,044,288.05 and 845,901,949.68

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Solution

The fourth proportional to 1,550,746,833.57, 2,140,044,288.05 and 845,901,949.68 is: 1,167,352,140.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550,746,833.57 : 2,140,044,288.05 = 845,901,949.68 : x
  2. Step 2: Convert to fraction form
    1,550,746,833.57/2,140,044,288.05 = 845,901,949.68/x
  3. Step 3: Cross multiply
    1,550,746,833.57x = 2,140,044,288.05 × 845,901,949.68
  4. Step 4: Simplify right side
    1,550,746,833.57x = 1,810,267,635,665,157,120
  5. Step 5: Solve for x
    x = 1,810,267,635,665,157,120/1,550,746,833.57
  6. Step 6: Final answer
    x = 1,167,352,140.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.