Home / 144,869,866.12-217,362,866.76-52,760,019.88

Finding the Fourth Proportional to 144,869,866.12, 217,362,866.76 and 52,760,019.88

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Solution

The fourth proportional to 144,869,866.12, 217,362,866.76 and 52,760,019.88 is: 79,161,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,869,866.12 : 217,362,866.76 = 52,760,019.88 : x
  2. Step 2: Convert to fraction form
    144,869,866.12/217,362,866.76 = 52,760,019.88/x
  3. Step 3: Cross multiply
    144,869,866.12x = 217,362,866.76 × 52,760,019.88
  4. Step 4: Simplify right side
    144,869,866.12x = 11,468,069,171,431,392
  5. Step 5: Solve for x
    x = 11,468,069,171,431,392/144,869,866.12
  6. Step 6: Final answer
    x = 79,161,177.40

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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.