Home / 101,009,854.94-139,393,539.75-54,600,109.58

Finding the Fourth Proportional to 101,009,854.94, 139,393,539.75 and 54,600,109.58

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Solution

The fourth proportional to 101,009,854.94, 139,393,539.75 and 54,600,109.58 is: 75,348,118.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,009,854.94 : 139,393,539.75 = 54,600,109.58 : x
  2. Step 2: Convert to fraction form
    101,009,854.94/139,393,539.75 = 54,600,109.58/x
  3. Step 3: Cross multiply
    101,009,854.94x = 139,393,539.75 × 54,600,109.58
  4. Step 4: Simplify right side
    101,009,854.94x = 7,610,902,545,094,086
  5. Step 5: Solve for x
    x = 7,610,902,545,094,086/101,009,854.94
  6. Step 6: Final answer
    x = 75,348,118.75

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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.