Home / 146,970,061.53-220,459,866.78-43,330,576.20

Finding the Fourth Proportional to 146,970,061.53, 220,459,866.78 and 43,330,576.20

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Solution

The fourth proportional to 146,970,061.53, 220,459,866.78 and 43,330,576.20 is: 64,997,271.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,970,061.53 : 220,459,866.78 = 43,330,576.20 : x
  2. Step 2: Convert to fraction form
    146,970,061.53/220,459,866.78 = 43,330,576.20/x
  3. Step 3: Cross multiply
    146,970,061.53x = 220,459,866.78 × 43,330,576.20
  4. Step 4: Simplify right side
    146,970,061.53x = 9,552,653,056,552,640
  5. Step 5: Solve for x
    x = 9,552,653,056,552,640/146,970,061.53
  6. Step 6: Final answer
    x = 64,997,271.94

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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.