Home / 163,625,972.58-245,439,237.78-131,043,767.94

Finding the Fourth Proportional to 163,625,972.58, 245,439,237.78 and 131,043,767.94

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Solution

The fourth proportional to 163,625,972.58, 245,439,237.78 and 131,043,767.94 is: 196,565,875.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,625,972.58 : 245,439,237.78 = 131,043,767.94 : x
  2. Step 2: Convert to fraction form
    163,625,972.58/245,439,237.78 = 131,043,767.94/x
  3. Step 3: Cross multiply
    163,625,972.58x = 245,439,237.78 × 131,043,767.94
  4. Step 4: Simplify right side
    163,625,972.58x = 32,163,282,519,012,800
  5. Step 5: Solve for x
    x = 32,163,282,519,012,800/163,625,972.58
  6. Step 6: Final answer
    x = 196,565,875.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.