Home / 101,393,455.64-139,923,006.08-54,983,697.26

Finding the Fourth Proportional to 101,393,455.64, 139,923,006.08 and 54,983,697.26

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Solution

The fourth proportional to 101,393,455.64, 139,923,006.08 and 54,983,697.26 is: 75,877,522.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,393,455.64 : 139,923,006.08 = 54,983,697.26 : x
  2. Step 2: Convert to fraction form
    101,393,455.64/139,923,006.08 = 54,983,697.26/x
  3. Step 3: Cross multiply
    101,393,455.64x = 139,923,006.08 × 54,983,697.26
  4. Step 4: Simplify right side
    101,393,455.64x = 7,693,484,205,037,326
  5. Step 5: Solve for x
    x = 7,693,484,205,037,326/101,393,455.64
  6. Step 6: Final answer
    x = 75,877,522.44

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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.