Home / 807,528,281.44-1,211,302,129.20-225,227,083.36

Finding the Fourth Proportional to 807,528,281.44, 1,211,302,129.20 and 225,227,083.36

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Solution

The fourth proportional to 807,528,281.44, 1,211,302,129.20 and 225,227,083.36 is: 337,843,332.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,528,281.44 : 1,211,302,129.20 = 225,227,083.36 : x
  2. Step 2: Convert to fraction form
    807,528,281.44/1,211,302,129.20 = 225,227,083.36/x
  3. Step 3: Cross multiply
    807,528,281.44x = 1,211,302,129.20 × 225,227,083.36
  4. Step 4: Simplify right side
    807,528,281.44x = 272,818,045,627,473,920
  5. Step 5: Solve for x
    x = 272,818,045,627,473,920/807,528,281.44
  6. Step 6: Final answer
    x = 337,843,332.42

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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.