Home / 1,470,288,691.80-2,205,433,037.70-1,461,679,347.60

Finding the Fourth Proportional to 1,470,288,691.80, 2,205,433,037.70 and 1,461,679,347.60

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Solution

The fourth proportional to 1,470,288,691.80, 2,205,433,037.70 and 1,461,679,347.60 is: 2,192,519,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,470,288,691.80 : 2,205,433,037.70 = 1,461,679,347.60 : x
  2. Step 2: Convert to fraction form
    1,470,288,691.80/2,205,433,037.70 = 1,461,679,347.60/x
  3. Step 3: Cross multiply
    1,470,288,691.80x = 2,205,433,037.70 × 1,461,679,347.60
  4. Step 4: Simplify right side
    1,470,288,691.80x = 3,223,635,923,720,821,760
  5. Step 5: Solve for x
    x = 3,223,635,923,720,821,760/1,470,288,691.80
  6. Step 6: Final answer
    x = 2,192,519,021.40

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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.