Home / 748,820,102.40-1,121,044,553.10-436,972,098.24

Finding the Fourth Proportional to 748,820,102.40, 1,121,044,553.10 and 436,972,098.24

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Solution

The fourth proportional to 748,820,102.40, 1,121,044,553.10 and 436,972,098.24 is: 654,182,745.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,820,102.40 : 1,121,044,553.10 = 436,972,098.24 : x
  2. Step 2: Convert to fraction form
    748,820,102.40/1,121,044,553.10 = 436,972,098.24/x
  3. Step 3: Cross multiply
    748,820,102.40x = 1,121,044,553.10 × 436,972,098.24
  4. Step 4: Simplify right side
    748,820,102.40x = 489,865,190,588,630,080
  5. Step 5: Solve for x
    x = 489,865,190,588,630,080/748,820,102.40
  6. Step 6: Final answer
    x = 654,182,745.65

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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.