Home / 982,891,401.26-1,356,381,204.04-536,854,671.72

Finding the Fourth Proportional to 982,891,401.26, 1,356,381,204.04 and 536,854,671.72

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Solution

The fourth proportional to 982,891,401.26, 1,356,381,204.04 and 536,854,671.72 is: 740,854,569.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,891,401.26 : 1,356,381,204.04 = 536,854,671.72 : x
  2. Step 2: Convert to fraction form
    982,891,401.26/1,356,381,204.04 = 536,854,671.72/x
  3. Step 3: Cross multiply
    982,891,401.26x = 1,356,381,204.04 × 536,854,671.72
  4. Step 4: Simplify right side
    982,891,401.26x = 728,179,586,022,072,576
  5. Step 5: Solve for x
    x = 728,179,586,022,072,576/982,891,401.26
  6. Step 6: Final answer
    x = 740,854,569.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.