Home / 64,752,483.78-89,358,651.23-35,383,817.66

Finding the Fourth Proportional to 64,752,483.78, 89,358,651.23 and 35,383,817.66

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Solution

The fourth proportional to 64,752,483.78, 89,358,651.23 and 35,383,817.66 is: 48,829,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,752,483.78 : 89,358,651.23 = 35,383,817.66 : x
  2. Step 2: Convert to fraction form
    64,752,483.78/89,358,651.23 = 35,383,817.66/x
  3. Step 3: Cross multiply
    64,752,483.78x = 89,358,651.23 × 35,383,817.66
  4. Step 4: Simplify right side
    64,752,483.78x = 3,161,850,220,842,142.50
  5. Step 5: Solve for x
    x = 3,161,850,220,842,142.50/64,752,483.78
  6. Step 6: Final answer
    x = 48,829,790.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.