Home / 89,064,715.20-133,597,072.80-43,715,083.20

Finding the Fourth Proportional to 89,064,715.20, 133,597,072.80 and 43,715,083.20

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Solution

The fourth proportional to 89,064,715.20, 133,597,072.80 and 43,715,083.20 is: 65,572,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,064,715.20 : 133,597,072.80 = 43,715,083.20 : x
  2. Step 2: Convert to fraction form
    89,064,715.20/133,597,072.80 = 43,715,083.20/x
  3. Step 3: Cross multiply
    89,064,715.20x = 133,597,072.80 × 43,715,083.20
  4. Step 4: Simplify right side
    89,064,715.20x = 5,840,207,152,728,457
  5. Step 5: Solve for x
    x = 5,840,207,152,728,457/89,064,715.20
  6. Step 6: Final answer
    x = 65,572,624.80

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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.