Home / 7,987,897,795.92-11,983,480,875-2,746,825,341.72

Finding the Fourth Proportional to 7,987,897,795.92, 11,983,480,875 and 2,746,825,341.72

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Solution

The fourth proportional to 7,987,897,795.92, 11,983,480,875 and 2,746,825,341.72 is: 4,120,799,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987,897,795.92 : 11,983,480,875 = 2,746,825,341.72 : x
  2. Step 2: Convert to fraction form
    7,987,897,795.92/11,983,480,875 = 2,746,825,341.72/x
  3. Step 3: Cross multiply
    7,987,897,795.92x = 11,983,480,875 × 2,746,825,341.72
  4. Step 4: Simplify right side
    7,987,897,795.92x = 32,916,528,949,466,955,776
  5. Step 5: Solve for x
    x = 32,916,528,949,466,955,776/7,987,897,795.92
  6. Step 6: Final answer
    x = 4,120,799,963.95

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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.