Home / 109,890,353.60-164,835,530.40-28,009,073.60

Finding the Fourth Proportional to 109,890,353.60, 164,835,530.40 and 28,009,073.60

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Solution

The fourth proportional to 109,890,353.60, 164,835,530.40 and 28,009,073.60 is: 42,013,610.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,890,353.60 : 164,835,530.40 = 28,009,073.60 : x
  2. Step 2: Convert to fraction form
    109,890,353.60/164,835,530.40 = 28,009,073.60/x
  3. Step 3: Cross multiply
    109,890,353.60x = 164,835,530.40 × 28,009,073.60
  4. Step 4: Simplify right side
    109,890,353.60x = 4,616,890,502,868,638
  5. Step 5: Solve for x
    x = 4,616,890,502,868,638/109,890,353.60
  6. Step 6: Final answer
    x = 42,013,610.40

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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.