Home / 1,838,792,310.60-2,758,188,465.90-1,223,381,008.20

Finding the Fourth Proportional to 1,838,792,310.60, 2,758,188,465.90 and 1,223,381,008.20

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Solution

The fourth proportional to 1,838,792,310.60, 2,758,188,465.90 and 1,223,381,008.20 is: 1,835,071,512.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,792,310.60 : 2,758,188,465.90 = 1,223,381,008.20 : x
  2. Step 2: Convert to fraction form
    1,838,792,310.60/2,758,188,465.90 = 1,223,381,008.20/x
  3. Step 3: Cross multiply
    1,838,792,310.60x = 2,758,188,465.90 × 1,223,381,008.20
  4. Step 4: Simplify right side
    1,838,792,310.60x = 3,374,315,386,218,353,664
  5. Step 5: Solve for x
    x = 3,374,315,386,218,353,664/1,838,792,310.60
  6. Step 6: Final answer
    x = 1,835,071,512.30

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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.