Home / 45,525,215.70-68,287,823.55-40,742,246.70

Finding the Fourth Proportional to 45,525,215.70, 68,287,823.55 and 40,742,246.70

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Solution

The fourth proportional to 45,525,215.70, 68,287,823.55 and 40,742,246.70 is: 61,113,370.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,525,215.70 : 68,287,823.55 = 40,742,246.70 : x
  2. Step 2: Convert to fraction form
    45,525,215.70/68,287,823.55 = 40,742,246.70/x
  3. Step 3: Cross multiply
    45,525,215.70x = 68,287,823.55 × 40,742,246.70
  4. Step 4: Simplify right side
    45,525,215.70x = 2,782,199,353,680,170
  5. Step 5: Solve for x
    x = 2,782,199,353,680,170/45,525,215.70
  6. Step 6: Final answer
    x = 61,113,370.05

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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.