Home / 77,472,313.85-116,223,792.75-22,140,645.23

Finding the Fourth Proportional to 77,472,313.85, 116,223,792.75 and 22,140,645.23

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Solution

The fourth proportional to 77,472,313.85, 116,223,792.75 and 22,140,645.23 is: 33,215,346.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,472,313.85 : 116,223,792.75 = 22,140,645.23 : x
  2. Step 2: Convert to fraction form
    77,472,313.85/116,223,792.75 = 22,140,645.23/x
  3. Step 3: Cross multiply
    77,472,313.85x = 116,223,792.75 × 22,140,645.23
  4. Step 4: Simplify right side
    77,472,313.85x = 2,573,269,762,037,029
  5. Step 5: Solve for x
    x = 2,573,269,762,037,029/77,472,313.85
  6. Step 6: Final answer
    x = 33,215,346.67

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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.