Home / 99,665,055.70-149,497,583.55-97,985,439.70

Finding the Fourth Proportional to 99,665,055.70, 149,497,583.55 and 97,985,439.70

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Solution

The fourth proportional to 99,665,055.70, 149,497,583.55 and 97,985,439.70 is: 146,978,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,665,055.70 : 149,497,583.55 = 97,985,439.70 : x
  2. Step 2: Convert to fraction form
    99,665,055.70/149,497,583.55 = 97,985,439.70/x
  3. Step 3: Cross multiply
    99,665,055.70x = 149,497,583.55 × 97,985,439.70
  4. Step 4: Simplify right side
    99,665,055.70x = 14,648,586,458,234,238
  5. Step 5: Solve for x
    x = 14,648,586,458,234,238/99,665,055.70
  6. Step 6: Final answer
    x = 146,978,159.55

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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.