Home / 275,247,695.40-412,871,543.10-111,563,867.40

Finding the Fourth Proportional to 275,247,695.40, 412,871,543.10 and 111,563,867.40

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Solution

The fourth proportional to 275,247,695.40, 412,871,543.10 and 111,563,867.40 is: 167,345,801.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,247,695.40 : 412,871,543.10 = 111,563,867.40 : x
  2. Step 2: Convert to fraction form
    275,247,695.40/412,871,543.10 = 111,563,867.40/x
  3. Step 3: Cross multiply
    275,247,695.40x = 412,871,543.10 × 111,563,867.40
  4. Step 4: Simplify right side
    275,247,695.40x = 46,061,546,087,641,792
  5. Step 5: Solve for x
    x = 46,061,546,087,641,792/275,247,695.40
  6. Step 6: Final answer
    x = 167,345,801.10

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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.