Home / 2,859,980,092.02-4,289,983,839.24-868,039,454.28

Finding the Fourth Proportional to 2,859,980,092.02, 4,289,983,839.24 and 868,039,454.28

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Solution

The fourth proportional to 2,859,980,092.02, 4,289,983,839.24 and 868,039,454.28 is: 1,302,063,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,980,092.02 : 4,289,983,839.24 = 868,039,454.28 : x
  2. Step 2: Convert to fraction form
    2,859,980,092.02/4,289,983,839.24 = 868,039,454.28/x
  3. Step 3: Cross multiply
    2,859,980,092.02x = 4,289,983,839.24 × 868,039,454.28
  4. Step 4: Simplify right side
    2,859,980,092.02x = 3,723,875,230,683,908,608
  5. Step 5: Solve for x
    x = 3,723,875,230,683,908,608/2,859,980,092.02
  6. Step 6: Final answer
    x = 1,302,063,339.91

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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.