Home / 10,697,013,139.20-16,045,519,708.80-8,858,841,388.80

Finding the Fourth Proportional to 10,697,013,139.20, 16,045,519,708.80 and 8,858,841,388.80

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Solution

The fourth proportional to 10,697,013,139.20, 16,045,519,708.80 and 8,858,841,388.80 is: 13,288,262,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,697,013,139.20 : 16,045,519,708.80 = 8,858,841,388.80 : x
  2. Step 2: Convert to fraction form
    10,697,013,139.20/16,045,519,708.80 = 8,858,841,388.80/x
  3. Step 3: Cross multiply
    10,697,013,139.20x = 16,045,519,708.80 × 8,858,841,388.80
  4. Step 4: Simplify right side
    10,697,013,139.20x = 142,144,714,101,123,547,136
  5. Step 5: Solve for x
    x = 142,144,714,101,123,547,136/10,697,013,139.20
  6. Step 6: Final answer
    x = 13,288,262,083.20

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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.