Home / 89,039,649.40-133,559,474.10-55,027,425.40

Finding the Fourth Proportional to 89,039,649.40, 133,559,474.10 and 55,027,425.40

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Solution

The fourth proportional to 89,039,649.40, 133,559,474.10 and 55,027,425.40 is: 82,541,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,039,649.40 : 133,559,474.10 = 55,027,425.40 : x
  2. Step 2: Convert to fraction form
    89,039,649.40/133,559,474.10 = 55,027,425.40/x
  3. Step 3: Cross multiply
    89,039,649.40x = 133,559,474.10 × 55,027,425.40
  4. Step 4: Simplify right side
    89,039,649.40x = 7,349,433,997,500,982
  5. Step 5: Solve for x
    x = 7,349,433,997,500,982/89,039,649.40
  6. Step 6: Final answer
    x = 82,541,138.10

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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.