Home / 248,832,031.20-373,248,046.80-121,430,047.20

Finding the Fourth Proportional to 248,832,031.20, 373,248,046.80 and 121,430,047.20

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Solution

The fourth proportional to 248,832,031.20, 373,248,046.80 and 121,430,047.20 is: 182,145,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,031.20 : 373,248,046.80 = 121,430,047.20 : x
  2. Step 2: Convert to fraction form
    248,832,031.20/373,248,046.80 = 121,430,047.20/x
  3. Step 3: Cross multiply
    248,832,031.20x = 373,248,046.80 × 121,430,047.20
  4. Step 4: Simplify right side
    248,832,031.20x = 45,323,527,940,231,808
  5. Step 5: Solve for x
    x = 45,323,527,940,231,808/248,832,031.20
  6. Step 6: Final answer
    x = 182,145,070.80

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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.