Home / 248,832,286.20-373,248,429.30-127,675,985.40

Finding the Fourth Proportional to 248,832,286.20, 373,248,429.30 and 127,675,985.40

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Solution

The fourth proportional to 248,832,286.20, 373,248,429.30 and 127,675,985.40 is: 191,513,978.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,832,286.20 : 373,248,429.30 = 127,675,985.40 : x
  2. Step 2: Convert to fraction form
    248,832,286.20/373,248,429.30 = 127,675,985.40/x
  3. Step 3: Cross multiply
    248,832,286.20x = 373,248,429.30 × 127,675,985.40
  4. Step 4: Simplify right side
    248,832,286.20x = 47,654,861,009,879,736
  5. Step 5: Solve for x
    x = 47,654,861,009,879,736/248,832,286.20
  6. Step 6: Final answer
    x = 191,513,978.10

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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.