Home / 986,267,986.16-1,479,592,315.16-322,103,453.77

Finding the Fourth Proportional to 986,267,986.16, 1,479,592,315.16 and 322,103,453.77

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Solution

The fourth proportional to 986,267,986.16, 1,479,592,315.16 and 322,103,453.77 is: 483,217,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,267,986.16 : 1,479,592,315.16 = 322,103,453.77 : x
  2. Step 2: Convert to fraction form
    986,267,986.16/1,479,592,315.16 = 322,103,453.77/x
  3. Step 3: Cross multiply
    986,267,986.16x = 1,479,592,315.16 × 322,103,453.77
  4. Step 4: Simplify right side
    986,267,986.16x = 476,581,794,875,577,792
  5. Step 5: Solve for x
    x = 476,581,794,875,577,792/986,267,986.16
  6. Step 6: Final answer
    x = 483,217,342.11

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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.