Home / 115,282,266.74-172,648,509.79-73,652,181.13

Finding the Fourth Proportional to 115,282,266.74, 172,648,509.79 and 73,652,181.13

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Solution

The fourth proportional to 115,282,266.74, 172,648,509.79 and 73,652,181.13 is: 110,302,648.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,282,266.74 : 172,648,509.79 = 73,652,181.13 : x
  2. Step 2: Convert to fraction form
    115,282,266.74/172,648,509.79 = 73,652,181.13/x
  3. Step 3: Cross multiply
    115,282,266.74x = 172,648,509.79 × 73,652,181.13
  4. Step 4: Simplify right side
    115,282,266.74x = 12,715,939,315,777,870
  5. Step 5: Solve for x
    x = 12,715,939,315,777,870/115,282,266.74
  6. Step 6: Final answer
    x = 110,302,648.23

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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.