Home / 1,493,974,288.80-2,240,961,433.20-977,996,253.60

Finding the Fourth Proportional to 1,493,974,288.80, 2,240,961,433.20 and 977,996,253.60

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Solution

The fourth proportional to 1,493,974,288.80, 2,240,961,433.20 and 977,996,253.60 is: 1,466,994,380.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,974,288.80 : 2,240,961,433.20 = 977,996,253.60 : x
  2. Step 2: Convert to fraction form
    1,493,974,288.80/2,240,961,433.20 = 977,996,253.60/x
  3. Step 3: Cross multiply
    1,493,974,288.80x = 2,240,961,433.20 × 977,996,253.60
  4. Step 4: Simplify right side
    1,493,974,288.80x = 2,191,651,886,131,686,400
  5. Step 5: Solve for x
    x = 2,191,651,886,131,686,400/1,493,974,288.80
  6. Step 6: Final answer
    x = 1,466,994,380.40

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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.