Home / 66,073,247.16-91,183,666.62-45,209,039.32

Finding the Fourth Proportional to 66,073,247.16, 91,183,666.62 and 45,209,039.32

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Solution

The fourth proportional to 66,073,247.16, 91,183,666.62 and 45,209,039.32 is: 62,390,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,073,247.16 : 91,183,666.62 = 45,209,039.32 : x
  2. Step 2: Convert to fraction form
    66,073,247.16/91,183,666.62 = 45,209,039.32/x
  3. Step 3: Cross multiply
    66,073,247.16x = 91,183,666.62 × 45,209,039.32
  4. Step 4: Simplify right side
    66,073,247.16x = 4,122,325,969,565,351.50
  5. Step 5: Solve for x
    x = 4,122,325,969,565,351.50/66,073,247.16
  6. Step 6: Final answer
    x = 62,390,243.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.