Home / 209,042,749.92-313,543,851.84-63,477,572.16

Finding the Fourth Proportional to 209,042,749.92, 313,543,851.84 and 63,477,572.16

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Solution

The fourth proportional to 209,042,749.92, 313,543,851.84 and 63,477,572.16 is: 95,210,202.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,042,749.92 : 313,543,851.84 = 63,477,572.16 : x
  2. Step 2: Convert to fraction form
    209,042,749.92/313,543,851.84 = 63,477,572.16/x
  3. Step 3: Cross multiply
    209,042,749.92x = 313,543,851.84 × 63,477,572.16
  4. Step 4: Simplify right side
    209,042,749.92x = 19,903,002,480,497,944
  5. Step 5: Solve for x
    x = 19,903,002,480,497,944/209,042,749.92
  6. Step 6: Final answer
    x = 95,210,202.16

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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.