Home / 260,489,815.02-359,486,053.86-143,020,096.38

Finding the Fourth Proportional to 260,489,815.02, 359,486,053.86 and 143,020,096.38

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Solution

The fourth proportional to 260,489,815.02, 359,486,053.86 and 143,020,096.38 is: 197,373,283.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,489,815.02 : 359,486,053.86 = 143,020,096.38 : x
  2. Step 2: Convert to fraction form
    260,489,815.02/359,486,053.86 = 143,020,096.38/x
  3. Step 3: Cross multiply
    260,489,815.02x = 359,486,053.86 × 143,020,096.38
  4. Step 4: Simplify right side
    260,489,815.02x = 51,413,730,070,323,072
  5. Step 5: Solve for x
    x = 51,413,730,070,323,072/260,489,815.02
  6. Step 6: Final answer
    x = 197,373,283.35

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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.