Home / 409,773,078.28-614,660,667.18-167,435,982.28

Finding the Fourth Proportional to 409,773,078.28, 614,660,667.18 and 167,435,982.28

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Solution

The fourth proportional to 409,773,078.28, 614,660,667.18 and 167,435,982.28 is: 251,154,402.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,773,078.28 : 614,660,667.18 = 167,435,982.28 : x
  2. Step 2: Convert to fraction form
    409,773,078.28/614,660,667.18 = 167,435,982.28/x
  3. Step 3: Cross multiply
    409,773,078.28x = 614,660,667.18 × 167,435,982.28
  4. Step 4: Simplify right side
    409,773,078.28x = 102,916,312,578,163,456
  5. Step 5: Solve for x
    x = 102,916,312,578,163,456/409,773,078.28
  6. Step 6: Final answer
    x = 251,154,402.36

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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.