Home / 199,203,485.40-298,805,228.10-62,871,154.20

Finding the Fourth Proportional to 199,203,485.40, 298,805,228.10 and 62,871,154.20

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Solution

The fourth proportional to 199,203,485.40, 298,805,228.10 and 62,871,154.20 is: 94,306,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,203,485.40 : 298,805,228.10 = 62,871,154.20 : x
  2. Step 2: Convert to fraction form
    199,203,485.40/298,805,228.10 = 62,871,154.20/x
  3. Step 3: Cross multiply
    199,203,485.40x = 298,805,228.10 × 62,871,154.20
  4. Step 4: Simplify right side
    199,203,485.40x = 18,786,229,571,641,276
  5. Step 5: Solve for x
    x = 18,786,229,571,641,276/199,203,485.40
  6. Step 6: Final answer
    x = 94,306,731.30

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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.