Home / 269,059,400.28-371,301,970.20-145,300,066.47

Finding the Fourth Proportional to 269,059,400.28, 371,301,970.20 and 145,300,066.47

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Solution

The fourth proportional to 269,059,400.28, 371,301,970.20 and 145,300,066.47 is: 200,514,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,059,400.28 : 371,301,970.20 = 145,300,066.47 : x
  2. Step 2: Convert to fraction form
    269,059,400.28/371,301,970.20 = 145,300,066.47/x
  3. Step 3: Cross multiply
    269,059,400.28x = 371,301,970.20 × 145,300,066.47
  4. Step 4: Simplify right side
    269,059,400.28x = 53,950,200,950,501,960
  5. Step 5: Solve for x
    x = 53,950,200,950,501,960/269,059,400.28
  6. Step 6: Final answer
    x = 200,514,090.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.