Home / 245,137,680.72-338,310,223.02-140,735,899.44

Finding the Fourth Proportional to 245,137,680.72, 338,310,223.02 and 140,735,899.44

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Solution

The fourth proportional to 245,137,680.72, 338,310,223.02 and 140,735,899.44 is: 194,227,151.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,137,680.72 : 338,310,223.02 = 140,735,899.44 : x
  2. Step 2: Convert to fraction form
    245,137,680.72/338,310,223.02 = 140,735,899.44/x
  3. Step 3: Cross multiply
    245,137,680.72x = 338,310,223.02 × 140,735,899.44
  4. Step 4: Simplify right side
    245,137,680.72x = 47,612,393,526,466,688
  5. Step 5: Solve for x
    x = 47,612,393,526,466,688/245,137,680.72
  6. Step 6: Final answer
    x = 194,227,151.81

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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.