Home / 128,719,084.30-193,078,626.45-128,719,084.30

Finding the Fourth Proportional to 128,719,084.30, 193,078,626.45 and 128,719,084.30

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Solution

The fourth proportional to 128,719,084.30, 193,078,626.45 and 128,719,084.30 is: 193,078,626.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,719,084.30 : 193,078,626.45 = 128,719,084.30 : x
  2. Step 2: Convert to fraction form
    128,719,084.30/193,078,626.45 = 128,719,084.30/x
  3. Step 3: Cross multiply
    128,719,084.30x = 193,078,626.45 × 128,719,084.30
  4. Step 4: Simplify right side
    128,719,084.30x = 24,852,903,994,545,756
  5. Step 5: Solve for x
    x = 24,852,903,994,545,756/128,719,084.30
  6. Step 6: Final answer
    x = 193,078,626.45

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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.