Home / 765,230,653.76-1,148,028,137.75-247,661,094.24

Finding the Fourth Proportional to 765,230,653.76, 1,148,028,137.75 and 247,661,094.24

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Solution

The fourth proportional to 765,230,653.76, 1,148,028,137.75 and 247,661,094.24 is: 371,550,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,230,653.76 : 1,148,028,137.75 = 247,661,094.24 : x
  2. Step 2: Convert to fraction form
    765,230,653.76/1,148,028,137.75 = 247,661,094.24/x
  3. Step 3: Cross multiply
    765,230,653.76x = 1,148,028,137.75 × 247,661,094.24
  4. Step 4: Simplify right side
    765,230,653.76x = 284,321,904,813,474,464
  5. Step 5: Solve for x
    x = 284,321,904,813,474,464/765,230,653.76
  6. Step 6: Final answer
    x = 371,550,595.13

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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.