Home / 190,377,107.28-262,623,702.24-124,336,258.56

Finding the Fourth Proportional to 190,377,107.28, 262,623,702.24 and 124,336,258.56

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Solution

The fourth proportional to 190,377,107.28, 262,623,702.24 and 124,336,258.56 is: 171,520,877.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,377,107.28 : 262,623,702.24 = 124,336,258.56 : x
  2. Step 2: Convert to fraction form
    190,377,107.28/262,623,702.24 = 124,336,258.56/x
  3. Step 3: Cross multiply
    190,377,107.28x = 262,623,702.24 × 124,336,258.56
  4. Step 4: Simplify right side
    190,377,107.28x = 32,653,648,545,697,092
  5. Step 5: Solve for x
    x = 32,653,648,545,697,092/190,377,107.28
  6. Step 6: Final answer
    x = 171,520,877.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.