Home / 152,509,418.16-228,635,551.08-66,182,793.36

Finding the Fourth Proportional to 152,509,418.16, 228,635,551.08 and 66,182,793.36

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Solution

The fourth proportional to 152,509,418.16, 228,635,551.08 and 66,182,793.36 is: 99,218,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,509,418.16 : 228,635,551.08 = 66,182,793.36 : x
  2. Step 2: Convert to fraction form
    152,509,418.16/228,635,551.08 = 66,182,793.36/x
  3. Step 3: Cross multiply
    152,509,418.16x = 228,635,551.08 × 66,182,793.36
  4. Step 4: Simplify right side
    152,509,418.16x = 15,131,739,431,877,366
  5. Step 5: Solve for x
    x = 15,131,739,431,877,366/152,509,418.16
  6. Step 6: Final answer
    x = 99,218,393.29

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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.