Home / 477,313,398.57-716,077,819.77-145,350,103.68

Finding the Fourth Proportional to 477,313,398.57, 716,077,819.77 and 145,350,103.68

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Solution

The fourth proportional to 477,313,398.57, 716,077,819.77 and 145,350,103.68 is: 218,057,958.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,313,398.57 : 716,077,819.77 = 145,350,103.68 : x
  2. Step 2: Convert to fraction form
    477,313,398.57/716,077,819.77 = 145,350,103.68/x
  3. Step 3: Cross multiply
    477,313,398.57x = 716,077,819.77 × 145,350,103.68
  4. Step 4: Simplify right side
    477,313,398.57x = 104,081,985,346,517,856
  5. Step 5: Solve for x
    x = 104,081,985,346,517,856/477,313,398.57
  6. Step 6: Final answer
    x = 218,057,958.69

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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.