Home / 1,996,974,311.55-2,995,870,012.76-686,706,198

Finding the Fourth Proportional to 1,996,974,311.55, 2,995,870,012.76 and 686,706,198

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Solution

The fourth proportional to 1,996,974,311.55, 2,995,870,012.76 and 686,706,198 is: 1,030,199,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,974,311.55 : 2,995,870,012.76 = 686,706,198 : x
  2. Step 2: Convert to fraction form
    1,996,974,311.55/2,995,870,012.76 = 686,706,198/x
  3. Step 3: Cross multiply
    1,996,974,311.55x = 2,995,870,012.76 × 686,706,198
  4. Step 4: Simplify right side
    1,996,974,311.55x = 2,057,282,506,164,631,296
  5. Step 5: Solve for x
    x = 2,057,282,506,164,631,296/1,996,974,311.55
  6. Step 6: Final answer
    x = 1,030,199,784.88

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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.