Home / 49,836,416.40-74,754,624.60-30,604,813.20

Finding the Fourth Proportional to 49,836,416.40, 74,754,624.60 and 30,604,813.20

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Solution

The fourth proportional to 49,836,416.40, 74,754,624.60 and 30,604,813.20 is: 45,907,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,836,416.40 : 74,754,624.60 = 30,604,813.20 : x
  2. Step 2: Convert to fraction form
    49,836,416.40/74,754,624.60 = 30,604,813.20/x
  3. Step 3: Cross multiply
    49,836,416.40x = 74,754,624.60 × 30,604,813.20
  4. Step 4: Simplify right side
    49,836,416.40x = 2,287,851,321,719,124.50
  5. Step 5: Solve for x
    x = 2,287,851,321,719,124.50/49,836,416.40
  6. Step 6: Final answer
    x = 45,907,219.80

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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.