Home / 70,455,243.60-105,682,865.40-32,191,491.60

Finding the Fourth Proportional to 70,455,243.60, 105,682,865.40 and 32,191,491.60

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Solution

The fourth proportional to 70,455,243.60, 105,682,865.40 and 32,191,491.60 is: 48,287,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,455,243.60 : 105,682,865.40 = 32,191,491.60 : x
  2. Step 2: Convert to fraction form
    70,455,243.60/105,682,865.40 = 32,191,491.60/x
  3. Step 3: Cross multiply
    70,455,243.60x = 105,682,865.40 × 32,191,491.60
  4. Step 4: Simplify right side
    70,455,243.60x = 3,402,089,073,788,031
  5. Step 5: Solve for x
    x = 3,402,089,073,788,031/70,455,243.60
  6. Step 6: Final answer
    x = 48,287,237.40

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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.