Home / 270,103,549.88-404,507,929.07-138,599,764.76

Finding the Fourth Proportional to 270,103,549.88, 404,507,929.07 and 138,599,764.76

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Solution

The fourth proportional to 270,103,549.88, 404,507,929.07 and 138,599,764.76 is: 207,567,445.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,103,549.88 : 404,507,929.07 = 138,599,764.76 : x
  2. Step 2: Convert to fraction form
    270,103,549.88/404,507,929.07 = 138,599,764.76/x
  3. Step 3: Cross multiply
    270,103,549.88x = 404,507,929.07 × 138,599,764.76
  4. Step 4: Simplify right side
    270,103,549.88x = 56,064,703,809,941,224
  5. Step 5: Solve for x
    x = 56,064,703,809,941,224/270,103,549.88
  6. Step 6: Final answer
    x = 207,567,445.28

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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.