Home / 409,820,637.47-565,556,966.84-224,181,654.98

Finding the Fourth Proportional to 409,820,637.47, 565,556,966.84 and 224,181,654.98

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Solution

The fourth proportional to 409,820,637.47, 565,556,966.84 and 224,181,654.98 is: 309,373,138.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,820,637.47 : 565,556,966.84 = 224,181,654.98 : x
  2. Step 2: Convert to fraction form
    409,820,637.47/565,556,966.84 = 224,181,654.98/x
  3. Step 3: Cross multiply
    409,820,637.47x = 565,556,966.84 × 224,181,654.98
  4. Step 4: Simplify right side
    409,820,637.47x = 126,787,496,809,392,848
  5. Step 5: Solve for x
    x = 126,787,496,809,392,848/409,820,637.47
  6. Step 6: Final answer
    x = 309,373,138.44

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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.