Home / 109,715,138.40-164,572,707.60-109,715,138.40

Finding the Fourth Proportional to 109,715,138.40, 164,572,707.60 and 109,715,138.40

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Solution

The fourth proportional to 109,715,138.40, 164,572,707.60 and 109,715,138.40 is: 164,572,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,715,138.40 : 164,572,707.60 = 109,715,138.40 : x
  2. Step 2: Convert to fraction form
    109,715,138.40/164,572,707.60 = 109,715,138.40/x
  3. Step 3: Cross multiply
    109,715,138.40x = 164,572,707.60 × 109,715,138.40
  4. Step 4: Simplify right side
    109,715,138.40x = 18,056,117,391,196,732
  5. Step 5: Solve for x
    x = 18,056,117,391,196,732/109,715,138.40
  6. Step 6: Final answer
    x = 164,572,707.60

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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.