Home / 164,988,468.75-247,481,127.41-100,310,130.75

Finding the Fourth Proportional to 164,988,468.75, 247,481,127.41 and 100,310,130.75

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Solution

The fourth proportional to 164,988,468.75, 247,481,127.41 and 100,310,130.75 is: 150,464,238.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,988,468.75 : 247,481,127.41 = 100,310,130.75 : x
  2. Step 2: Convert to fraction form
    164,988,468.75/247,481,127.41 = 100,310,130.75/x
  3. Step 3: Cross multiply
    164,988,468.75x = 247,481,127.41 × 100,310,130.75
  4. Step 4: Simplify right side
    164,988,468.75x = 24,824,864,248,152,960
  5. Step 5: Solve for x
    x = 24,824,864,248,152,960/164,988,468.75
  6. Step 6: Final answer
    x = 150,464,238.11

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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.