Home / 113,009,105.39-169,427,439.05-51,555,287.01

Finding the Fourth Proportional to 113,009,105.39, 169,427,439.05 and 51,555,287.01

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Solution

The fourth proportional to 113,009,105.39, 169,427,439.05 and 51,555,287.01 is: 77,293,596.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,009,105.39 : 169,427,439.05 = 51,555,287.01 : x
  2. Step 2: Convert to fraction form
    113,009,105.39/169,427,439.05 = 51,555,287.01/x
  3. Step 3: Cross multiply
    113,009,105.39x = 169,427,439.05 × 51,555,287.01
  4. Step 4: Simplify right side
    113,009,105.39x = 8,734,880,246,767,698
  5. Step 5: Solve for x
    x = 8,734,880,246,767,698/113,009,105.39
  6. Step 6: Final answer
    x = 77,293,596.98

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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.