Home / 502,018,010.80-753,027,016.20-348,963,002.80

Finding the Fourth Proportional to 502,018,010.80, 753,027,016.20 and 348,963,002.80

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Solution

The fourth proportional to 502,018,010.80, 753,027,016.20 and 348,963,002.80 is: 523,444,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,018,010.80 : 753,027,016.20 = 348,963,002.80 : x
  2. Step 2: Convert to fraction form
    502,018,010.80/753,027,016.20 = 348,963,002.80/x
  3. Step 3: Cross multiply
    502,018,010.80x = 753,027,016.20 × 348,963,002.80
  4. Step 4: Simplify right side
    502,018,010.80x = 262,778,568,762,676,256
  5. Step 5: Solve for x
    x = 262,778,568,762,676,256/502,018,010.80
  6. Step 6: Final answer
    x = 523,444,504.20

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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.