Home / 276,170,373.29-381,124,019.31-157,089,890.06

Finding the Fourth Proportional to 276,170,373.29, 381,124,019.31 and 157,089,890.06

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Solution

The fourth proportional to 276,170,373.29, 381,124,019.31 and 157,089,890.06 is: 216,789,113.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,170,373.29 : 381,124,019.31 = 157,089,890.06 : x
  2. Step 2: Convert to fraction form
    276,170,373.29/381,124,019.31 = 157,089,890.06/x
  3. Step 3: Cross multiply
    276,170,373.29x = 381,124,019.31 × 157,089,890.06
  4. Step 4: Simplify right side
    276,170,373.29x = 59,870,730,292,633,216
  5. Step 5: Solve for x
    x = 59,870,730,292,633,216/276,170,373.29
  6. Step 6: Final answer
    x = 216,789,113.11

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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.