Home / 384,399,018.28-576,808,434.84-163,035,926.92

Finding the Fourth Proportional to 384,399,018.28, 576,808,434.84 and 163,035,926.92

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Solution

The fourth proportional to 384,399,018.28, 576,808,434.84 and 163,035,926.92 is: 244,642,918.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,399,018.28 : 576,808,434.84 = 163,035,926.92 : x
  2. Step 2: Convert to fraction form
    384,399,018.28/576,808,434.84 = 163,035,926.92/x
  3. Step 3: Cross multiply
    384,399,018.28x = 576,808,434.84 × 163,035,926.92
  4. Step 4: Simplify right side
    384,399,018.28x = 94,040,497,829,413,824
  5. Step 5: Solve for x
    x = 94,040,497,829,413,824/384,399,018.28
  6. Step 6: Final answer
    x = 244,642,918.84

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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.