Home / 261,229,961.64-391,845,748.28-64,493,397.48

Finding the Fourth Proportional to 261,229,961.64, 391,845,748.28 and 64,493,397.48

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Solution

The fourth proportional to 261,229,961.64, 391,845,748.28 and 64,493,397.48 is: 96,740,295.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,229,961.64 : 391,845,748.28 = 64,493,397.48 : x
  2. Step 2: Convert to fraction form
    261,229,961.64/391,845,748.28 = 64,493,397.48/x
  3. Step 3: Cross multiply
    261,229,961.64x = 391,845,748.28 × 64,493,397.48
  4. Step 4: Simplify right side
    261,229,961.64x = 25,271,463,594,670,064
  5. Step 5: Solve for x
    x = 25,271,463,594,670,064/261,229,961.64
  6. Step 6: Final answer
    x = 96,740,295.16

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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.