Home / 89,455,890.60-134,136,596.70-38,280,090.60

Finding the Fourth Proportional to 89,455,890.60, 134,136,596.70 and 38,280,090.60

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Solution

The fourth proportional to 89,455,890.60, 134,136,596.70 and 38,280,090.60 is: 57,399,921.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,455,890.60 : 134,136,596.70 = 38,280,090.60 : x
  2. Step 2: Convert to fraction form
    89,455,890.60/134,136,596.70 = 38,280,090.60/x
  3. Step 3: Cross multiply
    89,455,890.60x = 134,136,596.70 × 38,280,090.60
  4. Step 4: Simplify right side
    89,455,890.60x = 5,134,761,074,451,661
  5. Step 5: Solve for x
    x = 5,134,761,074,451,661/89,455,890.60
  6. Step 6: Final answer
    x = 57,399,921.24

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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.