Home / 69,985,110.60-104,977,665.90-55,372,451.40

Finding the Fourth Proportional to 69,985,110.60, 104,977,665.90 and 55,372,451.40

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Solution

The fourth proportional to 69,985,110.60, 104,977,665.90 and 55,372,451.40 is: 83,058,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,985,110.60 : 104,977,665.90 = 55,372,451.40 : x
  2. Step 2: Convert to fraction form
    69,985,110.60/104,977,665.90 = 55,372,451.40/x
  3. Step 3: Cross multiply
    69,985,110.60x = 104,977,665.90 × 55,372,451.40
  4. Step 4: Simplify right side
    69,985,110.60x = 5,812,870,703,133,187
  5. Step 5: Solve for x
    x = 5,812,870,703,133,187/69,985,110.60
  6. Step 6: Final answer
    x = 83,058,677.10

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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.