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Finding the Fourth Proportional to 134,540,784.90, 188,484,644.70 and 134,540,784.90

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Solution

The fourth proportional to 134,540,784.90, 188,484,644.70 and 134,540,784.90 is: 188,484,644.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,540,784.90 : 188,484,644.70 = 134,540,784.90 : x
  2. Step 2: Convert to fraction form
    134,540,784.90/188,484,644.70 = 134,540,784.90/x
  3. Step 3: Cross multiply
    134,540,784.90x = 188,484,644.70 × 134,540,784.90
  4. Step 4: Simplify right side
    134,540,784.90x = 25,358,872,039,535,624
  5. Step 5: Solve for x
    x = 25,358,872,039,535,624/134,540,784.90
  6. Step 6: Final answer
    x = 188,484,644.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.