Home / 67,353,284,981.43-92,941,175,220.98-40,251,163,626.63

Finding the Fourth Proportional to 67,353,284,981.43, 92,941,175,220.98 and 40,251,163,626.63

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Solution

The fourth proportional to 67,353,284,981.43, 92,941,175,220.98 and 40,251,163,626.63 is: 55,542,806,152.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,353,284,981.43 : 92,941,175,220.98 = 40,251,163,626.63 : x
  2. Step 2: Convert to fraction form
    67,353,284,981.43/92,941,175,220.98 = 40,251,163,626.63/x
  3. Step 3: Cross multiply
    67,353,284,981.43x = 92,941,175,220.98 × 40,251,163,626.63
  4. Step 4: Simplify right side
    67,353,284,981.43x = 3,740,990,451,470,754,119,680
  5. Step 5: Solve for x
    x = 3,740,990,451,470,754,119,680/67,353,284,981.43
  6. Step 6: Final answer
    x = 55,542,806,152.69

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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.