Home / 1,065,674,471.38-1,598,389,600.02-278,804,087.62

Finding the Fourth Proportional to 1,065,674,471.38, 1,598,389,600.02 and 278,804,087.62

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Solution

The fourth proportional to 1,065,674,471.38, 1,598,389,600.02 and 278,804,087.62 is: 418,174,185.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,674,471.38 : 1,598,389,600.02 = 278,804,087.62 : x
  2. Step 2: Convert to fraction form
    1,065,674,471.38/1,598,389,600.02 = 278,804,087.62/x
  3. Step 3: Cross multiply
    1,065,674,471.38x = 1,598,389,600.02 × 278,804,087.62
  4. Step 4: Simplify right side
    1,065,674,471.38x = 445,637,554,094,872,832
  5. Step 5: Solve for x
    x = 445,637,554,094,872,832/1,065,674,471.38
  6. Step 6: Final answer
    x = 418,174,185.52

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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.