Home / 147,542,822.60-221,314,233.90-143,291,294.60

Finding the Fourth Proportional to 147,542,822.60, 221,314,233.90 and 143,291,294.60

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Solution

The fourth proportional to 147,542,822.60, 221,314,233.90 and 143,291,294.60 is: 214,936,941.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,542,822.60 : 221,314,233.90 = 143,291,294.60 : x
  2. Step 2: Convert to fraction form
    147,542,822.60/221,314,233.90 = 143,291,294.60/x
  3. Step 3: Cross multiply
    147,542,822.60x = 221,314,233.90 × 143,291,294.60
  4. Step 4: Simplify right side
    147,542,822.60x = 31,712,403,088,938,208
  5. Step 5: Solve for x
    x = 31,712,403,088,938,208/147,542,822.60
  6. Step 6: Final answer
    x = 214,936,941.90

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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.