Home / 113,302,962.60-169,954,443.90-100,548,378.60

Finding the Fourth Proportional to 113,302,962.60, 169,954,443.90 and 100,548,378.60

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Solution

The fourth proportional to 113,302,962.60, 169,954,443.90 and 100,548,378.60 is: 150,822,567.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,302,962.60 : 169,954,443.90 = 100,548,378.60 : x
  2. Step 2: Convert to fraction form
    113,302,962.60/169,954,443.90 = 100,548,378.60/x
  3. Step 3: Cross multiply
    113,302,962.60x = 169,954,443.90 × 100,548,378.60
  4. Step 4: Simplify right side
    113,302,962.60x = 17,088,643,770,009,660
  5. Step 5: Solve for x
    x = 17,088,643,770,009,660/113,302,962.60
  6. Step 6: Final answer
    x = 150,822,567.90

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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.