Home / 270,657,912.67-373,443,902.62-153,183,242.87

Finding the Fourth Proportional to 270,657,912.67, 373,443,902.62 and 153,183,242.87

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Solution

The fourth proportional to 270,657,912.67, 373,443,902.62 and 153,183,242.87 is: 211,356,643.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,657,912.67 : 373,443,902.62 = 153,183,242.87 : x
  2. Step 2: Convert to fraction form
    270,657,912.67/373,443,902.62 = 153,183,242.87/x
  3. Step 3: Cross multiply
    270,657,912.67x = 373,443,902.62 × 153,183,242.87
  4. Step 4: Simplify right side
    270,657,912.67x = 57,205,348,031,522,080
  5. Step 5: Solve for x
    x = 57,205,348,031,522,080/270,657,912.67
  6. Step 6: Final answer
    x = 211,356,643.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.