Home / 1,057,482,428.64-1,586,844,478.80-444,019,480.80

Finding the Fourth Proportional to 1,057,482,428.64, 1,586,844,478.80 and 444,019,480.80

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Solution

The fourth proportional to 1,057,482,428.64, 1,586,844,478.80 and 444,019,480.80 is: 666,289,899.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,482,428.64 : 1,586,844,478.80 = 444,019,480.80 : x
  2. Step 2: Convert to fraction form
    1,057,482,428.64/1,586,844,478.80 = 444,019,480.80/x
  3. Step 3: Cross multiply
    1,057,482,428.64x = 1,586,844,478.80 × 444,019,480.80
  4. Step 4: Simplify right side
    1,057,482,428.64x = 704,589,861,587,122,560
  5. Step 5: Solve for x
    x = 704,589,861,587,122,560/1,057,482,428.64
  6. Step 6: Final answer
    x = 666,289,899.96

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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.