Home / 85,248,235.40-127,888,941.90-36,725,995.40

Finding the Fourth Proportional to 85,248,235.40, 127,888,941.90 and 36,725,995.40

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Solution

The fourth proportional to 85,248,235.40, 127,888,941.90 and 36,725,995.40 is: 55,096,139.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,248,235.40 : 127,888,941.90 = 36,725,995.40 : x
  2. Step 2: Convert to fraction form
    85,248,235.40/127,888,941.90 = 36,725,995.40/x
  3. Step 3: Cross multiply
    85,248,235.40x = 127,888,941.90 × 36,725,995.40
  4. Step 4: Simplify right side
    85,248,235.40x = 4,696,848,691,930,267
  5. Step 5: Solve for x
    x = 4,696,848,691,930,267/85,248,235.40
  6. Step 6: Final answer
    x = 55,096,139.76

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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.