Home / 53,304,029.80-79,956,044.70-39,699,140.20

Finding the Fourth Proportional to 53,304,029.80, 79,956,044.70 and 39,699,140.20

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Solution

The fourth proportional to 53,304,029.80, 79,956,044.70 and 39,699,140.20 is: 59,548,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,304,029.80 : 79,956,044.70 = 39,699,140.20 : x
  2. Step 2: Convert to fraction form
    53,304,029.80/79,956,044.70 = 39,699,140.20/x
  3. Step 3: Cross multiply
    53,304,029.80x = 79,956,044.70 × 39,699,140.20
  4. Step 4: Simplify right side
    53,304,029.80x = 3,174,186,228,382,767.50
  5. Step 5: Solve for x
    x = 3,174,186,228,382,767.50/53,304,029.80
  6. Step 6: Final answer
    x = 59,548,710.30

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Double scale
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Similar ratio
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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.