Home / 12,861,310,366.68-19,285,341,510.98-5,772,716,368.44

Finding the Fourth Proportional to 12,861,310,366.68, 19,285,341,510.98 and 5,772,716,368.44

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Solution

The fourth proportional to 12,861,310,366.68, 19,285,341,510.98 and 5,772,716,368.44 is: 8,656,101,395.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,861,310,366.68 : 19,285,341,510.98 = 5,772,716,368.44 : x
  2. Step 2: Convert to fraction form
    12,861,310,366.68/19,285,341,510.98 = 5,772,716,368.44/x
  3. Step 3: Cross multiply
    12,861,310,366.68x = 19,285,341,510.98 × 5,772,716,368.44
  4. Step 4: Simplify right side
    12,861,310,366.68x = 111,328,806,611,389,644,800
  5. Step 5: Solve for x
    x = 111,328,806,611,389,644,800/12,861,310,366.68
  6. Step 6: Final answer
    x = 8,656,101,395.38

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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.