Home / 332,375,120.16-498,562,011.72-312,149,047.92

Finding the Fourth Proportional to 332,375,120.16, 498,562,011.72 and 312,149,047.92

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Solution

The fourth proportional to 332,375,120.16, 498,562,011.72 and 312,149,047.92 is: 468,222,944.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,375,120.16 : 498,562,011.72 = 312,149,047.92 : x
  2. Step 2: Convert to fraction form
    332,375,120.16/498,562,011.72 = 312,149,047.92/x
  3. Step 3: Cross multiply
    332,375,120.16x = 498,562,011.72 × 312,149,047.92
  4. Step 4: Simplify right side
    332,375,120.16x = 155,625,657,287,477,888
  5. Step 5: Solve for x
    x = 155,625,657,287,477,888/332,375,120.16
  6. Step 6: Final answer
    x = 468,222,944.04

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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.