Home / 1,498,806,555.03-2,068,569,396.25-863,605,390.95

Finding the Fourth Proportional to 1,498,806,555.03, 2,068,569,396.25 and 863,605,390.95

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Solution

The fourth proportional to 1,498,806,555.03, 2,068,569,396.25 and 863,605,390.95 is: 1,191,900,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,806,555.03 : 2,068,569,396.25 = 863,605,390.95 : x
  2. Step 2: Convert to fraction form
    1,498,806,555.03/2,068,569,396.25 = 863,605,390.95/x
  3. Step 3: Cross multiply
    1,498,806,555.03x = 2,068,569,396.25 × 863,605,390.95
  4. Step 4: Simplify right side
    1,498,806,555.03x = 1,786,427,682,153,527,808
  5. Step 5: Solve for x
    x = 1,786,427,682,153,527,808/1,498,806,555.03
  6. Step 6: Final answer
    x = 1,191,900,099.55

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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.