Home / 108,098,803.35-162,152,689.32-31,421,831.54

Finding the Fourth Proportional to 108,098,803.35, 162,152,689.32 and 31,421,831.54

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Solution

The fourth proportional to 108,098,803.35, 162,152,689.32 and 31,421,831.54 is: 47,134,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,098,803.35 : 162,152,689.32 = 31,421,831.54 : x
  2. Step 2: Convert to fraction form
    108,098,803.35/162,152,689.32 = 31,421,831.54/x
  3. Step 3: Cross multiply
    108,098,803.35x = 162,152,689.32 × 31,421,831.54
  4. Step 4: Simplify right side
    108,098,803.35x = 5,095,134,486,760,234
  5. Step 5: Solve for x
    x = 5,095,134,486,760,234/108,098,803.35
  6. Step 6: Final answer
    x = 47,134,050.78

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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.