Home / 436,642,542.22-652,974,452.51-326,055,870.26

Finding the Fourth Proportional to 436,642,542.22, 652,974,452.51 and 326,055,870.26

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Solution

The fourth proportional to 436,642,542.22, 652,974,452.51 and 326,055,870.26 is: 487,598,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,642,542.22 : 652,974,452.51 = 326,055,870.26 : x
  2. Step 2: Convert to fraction form
    436,642,542.22/652,974,452.51 = 326,055,870.26/x
  3. Step 3: Cross multiply
    436,642,542.22x = 652,974,452.51 × 326,055,870.26
  4. Step 4: Simplify right side
    436,642,542.22x = 212,906,153,373,142,688
  5. Step 5: Solve for x
    x = 212,906,153,373,142,688/436,642,542.22
  6. Step 6: Final answer
    x = 487,598,281.86

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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.