Home / 56,955,394.20-85,412,096.10-28,191,970.20

Finding the Fourth Proportional to 56,955,394.20, 85,412,096.10 and 28,191,970.20

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Solution

The fourth proportional to 56,955,394.20, 85,412,096.10 and 28,191,970.20 is: 42,277,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,955,394.20 : 85,412,096.10 = 28,191,970.20 : x
  2. Step 2: Convert to fraction form
    56,955,394.20/85,412,096.10 = 28,191,970.20/x
  3. Step 3: Cross multiply
    56,955,394.20x = 85,412,096.10 × 28,191,970.20
  4. Step 4: Simplify right side
    56,955,394.20x = 2,407,935,267,970,736
  5. Step 5: Solve for x
    x = 2,407,935,267,970,736/56,955,394.20
  6. Step 6: Final answer
    x = 42,277,563.03

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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.