Home / 103,465,796.76-155,210,701.71-34,384,765.32

Finding the Fourth Proportional to 103,465,796.76, 155,210,701.71 and 34,384,765.32

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Solution

The fourth proportional to 103,465,796.76, 155,210,701.71 and 34,384,765.32 is: 51,581,138.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,465,796.76 : 155,210,701.71 = 34,384,765.32 : x
  2. Step 2: Convert to fraction form
    103,465,796.76/155,210,701.71 = 34,384,765.32/x
  3. Step 3: Cross multiply
    103,465,796.76x = 155,210,701.71 × 34,384,765.32
  4. Step 4: Simplify right side
    103,465,796.76x = 5,336,883,553,450,873
  5. Step 5: Solve for x
    x = 5,336,883,553,450,873/103,465,796.76
  6. Step 6: Final answer
    x = 51,581,138.12

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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.