Home / 275,247,712.90-412,871,569.35-111,563,884.90

Finding the Fourth Proportional to 275,247,712.90, 412,871,569.35 and 111,563,884.90

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Solution

The fourth proportional to 275,247,712.90, 412,871,569.35 and 111,563,884.90 is: 167,345,827.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,247,712.90 : 412,871,569.35 = 111,563,884.90 : x
  2. Step 2: Convert to fraction form
    275,247,712.90/412,871,569.35 = 111,563,884.90/x
  3. Step 3: Cross multiply
    275,247,712.90x = 412,871,569.35 × 111,563,884.90
  4. Step 4: Simplify right side
    275,247,712.90x = 46,061,556,241,445,776
  5. Step 5: Solve for x
    x = 46,061,556,241,445,776/275,247,712.90
  6. Step 6: Final answer
    x = 167,345,827.35

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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.