Home / 144,928,554.70-217,318,364.70-42,679,306.30

Finding the Fourth Proportional to 144,928,554.70, 217,318,364.70 and 42,679,306.30

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Solution

The fourth proportional to 144,928,554.70, 217,318,364.70 and 42,679,306.30 is: 63,997,029.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,928,554.70 : 217,318,364.70 = 42,679,306.30 : x
  2. Step 2: Convert to fraction form
    144,928,554.70/217,318,364.70 = 42,679,306.30/x
  3. Step 3: Cross multiply
    144,928,554.70x = 217,318,364.70 × 42,679,306.30
  4. Step 4: Simplify right side
    144,928,554.70x = 9,274,997,051,646,406
  5. Step 5: Solve for x
    x = 9,274,997,051,646,406/144,928,554.70
  6. Step 6: Final answer
    x = 63,997,029.92

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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.