Home / 85,168,827.60-127,683,257.40-36,683,912.40

Finding the Fourth Proportional to 85,168,827.60, 127,683,257.40 and 36,683,912.40

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Solution

The fourth proportional to 85,168,827.60, 127,683,257.40 and 36,683,912.40 is: 54,995,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,168,827.60 : 127,683,257.40 = 36,683,912.40 : x
  2. Step 2: Convert to fraction form
    85,168,827.60/127,683,257.40 = 36,683,912.40/x
  3. Step 3: Cross multiply
    85,168,827.60x = 127,683,257.40 × 36,683,912.40
  4. Step 4: Simplify right side
    85,168,827.60x = 4,683,921,429,408,252
  5. Step 5: Solve for x
    x = 4,683,921,429,408,252/85,168,827.60
  6. Step 6: Final answer
    x = 54,995,725.10

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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.