Home / 534,904,920.45-749,887,255.35-534,904,920.45

Finding the Fourth Proportional to 534,904,920.45, 749,887,255.35 and 534,904,920.45

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Solution

The fourth proportional to 534,904,920.45, 749,887,255.35 and 534,904,920.45 is: 749,887,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,904,920.45 : 749,887,255.35 = 534,904,920.45 : x
  2. Step 2: Convert to fraction form
    534,904,920.45/749,887,255.35 = 534,904,920.45/x
  3. Step 3: Cross multiply
    534,904,920.45x = 749,887,255.35 × 534,904,920.45
  4. Step 4: Simplify right side
    534,904,920.45x = 401,118,382,669,460,608
  5. Step 5: Solve for x
    x = 401,118,382,669,460,608/534,904,920.45
  6. Step 6: Final answer
    x = 749,887,255.35

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.