Home / 136,500,944.70-204,426,406.11-87,163,977.63

Finding the Fourth Proportional to 136,500,944.70, 204,426,406.11 and 87,163,977.63

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Solution

The fourth proportional to 136,500,944.70, 204,426,406.11 and 87,163,977.63 is: 130,538,427.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,500,944.70 : 204,426,406.11 = 87,163,977.63 : x
  2. Step 2: Convert to fraction form
    136,500,944.70/204,426,406.11 = 87,163,977.63/x
  3. Step 3: Cross multiply
    136,500,944.70x = 204,426,406.11 × 87,163,977.63
  4. Step 4: Simplify right side
    136,500,944.70x = 17,818,618,689,153,336
  5. Step 5: Solve for x
    x = 17,818,618,689,153,336/136,500,944.70
  6. Step 6: Final answer
    x = 130,538,427.62

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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.