Home / 89,039,648.40-133,559,472.60-55,027,424.40

Finding the Fourth Proportional to 89,039,648.40, 133,559,472.60 and 55,027,424.40

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Solution

The fourth proportional to 89,039,648.40, 133,559,472.60 and 55,027,424.40 is: 82,541,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,039,648.40 : 133,559,472.60 = 55,027,424.40 : x
  2. Step 2: Convert to fraction form
    89,039,648.40/133,559,472.60 = 55,027,424.40/x
  3. Step 3: Cross multiply
    89,039,648.40x = 133,559,472.60 × 55,027,424.40
  4. Step 4: Simplify right side
    89,039,648.40x = 7,349,433,781,400,371
  5. Step 5: Solve for x
    x = 7,349,433,781,400,371/89,039,648.40
  6. Step 6: Final answer
    x = 82,541,136.60

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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.