Home / 93,313,154.20-139,969,731.30-53,002,370.20

Finding the Fourth Proportional to 93,313,154.20, 139,969,731.30 and 53,002,370.20

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Solution

The fourth proportional to 93,313,154.20, 139,969,731.30 and 53,002,370.20 is: 79,503,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,313,154.20 : 139,969,731.30 = 53,002,370.20 : x
  2. Step 2: Convert to fraction form
    93,313,154.20/139,969,731.30 = 53,002,370.20/x
  3. Step 3: Cross multiply
    93,313,154.20x = 139,969,731.30 × 53,002,370.20
  4. Step 4: Simplify right side
    93,313,154.20x = 7,418,727,515,157,128
  5. Step 5: Solve for x
    x = 7,418,727,515,157,128/93,313,154.20
  6. Step 6: Final answer
    x = 79,503,555.30

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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.