Home / 20,961,545,490,808-31,445,696,875,029-6,456,543,675,498

Finding the Fourth Proportional to 20,961,545,490,808, 31,445,696,875,029 and 6,456,543,675,498

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Solution

The fourth proportional to 20,961,545,490,808, 31,445,696,875,029 and 6,456,543,675,498 is: 9,685,856,196,487.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,961,545,490,808 : 31,445,696,875,029 = 6,456,543,675,498 : x
  2. Step 2: Convert to fraction form
    20,961,545,490,808/31,445,696,875,029 = 6,456,543,675,498/x
  3. Step 3: Cross multiply
    20,961,545,490,808x = 31,445,696,875,029 × 6,456,543,675,498
  4. Step 4: Simplify right side
    20,961,545,490,808x = 203,030,515,280,095,705,946,914,816
  5. Step 5: Solve for x
    x = 203,030,515,280,095,705,946,914,816/20,961,545,490,808
  6. Step 6: Final answer
    x = 9,685,856,196,487.43

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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.