Home / 276,102,113.44-381,028,890-152,350,762.72

Finding the Fourth Proportional to 276,102,113.44, 381,028,890 and 152,350,762.72

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Solution

The fourth proportional to 276,102,113.44, 381,028,890 and 152,350,762.72 is: 210,248,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,102,113.44 : 381,028,890 = 152,350,762.72 : x
  2. Step 2: Convert to fraction form
    276,102,113.44/381,028,890 = 152,350,762.72/x
  3. Step 3: Cross multiply
    276,102,113.44x = 381,028,890 × 152,350,762.72
  4. Step 4: Simplify right side
    276,102,113.44x = 58,050,042,009,854,984
  5. Step 5: Solve for x
    x = 58,050,042,009,854,984/276,102,113.44
  6. Step 6: Final answer
    x = 210,248,452.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.