Home / 461,971,276.16-693,044,311.61-185,644,001.12

Finding the Fourth Proportional to 461,971,276.16, 693,044,311.61 and 185,644,001.12

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Solution

The fourth proportional to 461,971,276.16, 693,044,311.61 and 185,644,001.12 is: 278,501,122.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,971,276.16 : 693,044,311.61 = 185,644,001.12 : x
  2. Step 2: Convert to fraction form
    461,971,276.16/693,044,311.61 = 185,644,001.12/x
  3. Step 3: Cross multiply
    461,971,276.16x = 693,044,311.61 × 185,644,001.12
  4. Step 4: Simplify right side
    461,971,276.16x = 128,659,518,957,735,360
  5. Step 5: Solve for x
    x = 128,659,518,957,735,360/461,971,276.16
  6. Step 6: Final answer
    x = 278,501,122.47

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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.