Home / 66,430,719.30-91,674,449.70-37,062,056.42

Finding the Fourth Proportional to 66,430,719.30, 91,674,449.70 and 37,062,056.42

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Solution

The fourth proportional to 66,430,719.30, 91,674,449.70 and 37,062,056.42 is: 51,145,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,719.30 : 91,674,449.70 = 37,062,056.42 : x
  2. Step 2: Convert to fraction form
    66,430,719.30/91,674,449.70 = 37,062,056.42/x
  3. Step 3: Cross multiply
    66,430,719.30x = 91,674,449.70 × 37,062,056.42
  4. Step 4: Simplify right side
    66,430,719.30x = 3,397,643,627,053,852.50
  5. Step 5: Solve for x
    x = 3,397,643,627,053,852.50/66,430,719.30
  6. Step 6: Final answer
    x = 51,145,669.70

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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.