Home / 259,230,365,240.90-357,730,137,784.70-143,491,868,948.04

Finding the Fourth Proportional to 259,230,365,240.90, 357,730,137,784.70 and 143,491,868,948.04

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Solution

The fourth proportional to 259,230,365,240.90, 357,730,137,784.70 and 143,491,868,948.04 is: 198,014,480,294.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,230,365,240.90 : 357,730,137,784.70 = 143,491,868,948.04 : x
  2. Step 2: Convert to fraction form
    259,230,365,240.90/357,730,137,784.70 = 143,491,868,948.04/x
  3. Step 3: Cross multiply
    259,230,365,240.90x = 357,730,137,784.70 × 143,491,868,948.04
  4. Step 4: Simplify right side
    259,230,365,240.90x = 51,331,366,049,766,466,125,824
  5. Step 5: Solve for x
    x = 51,331,366,049,766,466,125,824/259,230,365,240.90
  6. Step 6: Final answer
    x = 198,014,480,294.64

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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.