Home / 102,253,129-153,382,842.78-44,715,783.40

Finding the Fourth Proportional to 102,253,129, 153,382,842.78 and 44,715,783.40

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Solution

The fourth proportional to 102,253,129, 153,382,842.78 and 44,715,783.40 is: 67,075,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,253,129 : 153,382,842.78 = 44,715,783.40 : x
  2. Step 2: Convert to fraction form
    102,253,129/153,382,842.78 = 44,715,783.40/x
  3. Step 3: Cross multiply
    102,253,129x = 153,382,842.78 × 44,715,783.40
  4. Step 4: Simplify right side
    102,253,129x = 6,858,633,975,026,734
  5. Step 5: Solve for x
    x = 6,858,633,975,026,734/102,253,129
  6. Step 6: Final answer
    x = 67,075,052.30

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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.