Home / 200,115,820.06-300,225,483.16-117,187,607.06

Finding the Fourth Proportional to 200,115,820.06, 300,225,483.16 and 117,187,607.06

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Solution

The fourth proportional to 200,115,820.06, 300,225,483.16 and 117,187,607.06 is: 175,811,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,115,820.06 : 300,225,483.16 = 117,187,607.06 : x
  2. Step 2: Convert to fraction form
    200,115,820.06/300,225,483.16 = 117,187,607.06/x
  3. Step 3: Cross multiply
    200,115,820.06x = 300,225,483.16 × 117,187,607.06
  4. Step 4: Simplify right side
    200,115,820.06x = 35,182,705,949,952,732
  5. Step 5: Solve for x
    x = 35,182,705,949,952,732/200,115,820.06
  6. Step 6: Final answer
    x = 175,811,717.13

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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.