Home / 299,259,719.64-413,263,658.88-282,955,997.52

Finding the Fourth Proportional to 299,259,719.64, 413,263,658.88 and 282,955,997.52

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Solution

The fourth proportional to 299,259,719.64, 413,263,658.88 and 282,955,997.52 is: 390,748,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,259,719.64 : 413,263,658.88 = 282,955,997.52 : x
  2. Step 2: Convert to fraction form
    299,259,719.64/413,263,658.88 = 282,955,997.52/x
  3. Step 3: Cross multiply
    299,259,719.64x = 413,263,658.88 × 282,955,997.52
  4. Step 4: Simplify right side
    299,259,719.64x = 116,935,430,837,155,392
  5. Step 5: Solve for x
    x = 116,935,430,837,155,392/299,259,719.64
  6. Step 6: Final answer
    x = 390,748,982.11

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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.