Home / 84,508,256.22-126,597,340.78-58,242,440.89

Finding the Fourth Proportional to 84,508,256.22, 126,597,340.78 and 58,242,440.89

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Solution

The fourth proportional to 84,508,256.22, 126,597,340.78 and 58,242,440.89 is: 87,249,914.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,508,256.22 : 126,597,340.78 = 58,242,440.89 : x
  2. Step 2: Convert to fraction form
    84,508,256.22/126,597,340.78 = 58,242,440.89/x
  3. Step 3: Cross multiply
    84,508,256.22x = 126,597,340.78 × 58,242,440.89
  4. Step 4: Simplify right side
    84,508,256.22x = 7,373,338,137,210,337
  5. Step 5: Solve for x
    x = 7,373,338,137,210,337/84,508,256.22
  6. Step 6: Final answer
    x = 87,249,914.59

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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.