Home / 84,266,169.40-126,399,254.10-58,736,006.20

Finding the Fourth Proportional to 84,266,169.40, 126,399,254.10 and 58,736,006.20

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Solution

The fourth proportional to 84,266,169.40, 126,399,254.10 and 58,736,006.20 is: 88,104,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,266,169.40 : 126,399,254.10 = 58,736,006.20 : x
  2. Step 2: Convert to fraction form
    84,266,169.40/126,399,254.10 = 58,736,006.20/x
  3. Step 3: Cross multiply
    84,266,169.40x = 126,399,254.10 × 58,736,006.20
  4. Step 4: Simplify right side
    84,266,169.40x = 7,424,187,372,492,975
  5. Step 5: Solve for x
    x = 7,424,187,372,492,975/84,266,169.40
  6. Step 6: Final answer
    x = 88,104,009.30

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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.