Home / 1,498,806,555.53-2,068,569,396.94-863,605,391.45

Finding the Fourth Proportional to 1,498,806,555.53, 2,068,569,396.94 and 863,605,391.45

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Solution

The fourth proportional to 1,498,806,555.53, 2,068,569,396.94 and 863,605,391.45 is: 1,191,900,100.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,806,555.53 : 2,068,569,396.94 = 863,605,391.45 : x
  2. Step 2: Convert to fraction form
    1,498,806,555.53/2,068,569,396.94 = 863,605,391.45/x
  3. Step 3: Cross multiply
    1,498,806,555.53x = 2,068,569,396.94 × 863,605,391.45
  4. Step 4: Simplify right side
    1,498,806,555.53x = 1,786,427,683,783,700,224
  5. Step 5: Solve for x
    x = 1,786,427,683,783,700,224/1,498,806,555.53
  6. Step 6: Final answer
    x = 1,191,900,100.24

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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.