Home / 146,146,007.52-201,681,420.54-87,408,671.46

Finding the Fourth Proportional to 146,146,007.52, 201,681,420.54 and 87,408,671.46

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Solution

The fourth proportional to 146,146,007.52, 201,681,420.54 and 87,408,671.46 is: 120,623,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,146,007.52 : 201,681,420.54 = 87,408,671.46 : x
  2. Step 2: Convert to fraction form
    146,146,007.52/201,681,420.54 = 87,408,671.46/x
  3. Step 3: Cross multiply
    146,146,007.52x = 201,681,420.54 × 87,408,671.46
  4. Step 4: Simplify right side
    146,146,007.52x = 17,628,705,027,566,954
  5. Step 5: Solve for x
    x = 17,628,705,027,566,954/146,146,007.52
  6. Step 6: Final answer
    x = 120,623,924.85

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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.