Home / 69,245,999.40-103,868,999.10-66,057,353.40

Finding the Fourth Proportional to 69,245,999.40, 103,868,999.10 and 66,057,353.40

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Solution

The fourth proportional to 69,245,999.40, 103,868,999.10 and 66,057,353.40 is: 99,086,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,245,999.40 : 103,868,999.10 = 66,057,353.40 : x
  2. Step 2: Convert to fraction form
    69,245,999.40/103,868,999.10 = 66,057,353.40/x
  3. Step 3: Cross multiply
    69,245,999.40x = 103,868,999.10 × 66,057,353.40
  4. Step 4: Simplify right side
    69,245,999.40x = 6,861,311,180,852,981
  5. Step 5: Solve for x
    x = 6,861,311,180,852,981/69,245,999.40
  6. Step 6: Final answer
    x = 99,086,030.10

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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.