Home / 79,125,563.80-118,688,345.70-44,546,469.40

Finding the Fourth Proportional to 79,125,563.80, 118,688,345.70 and 44,546,469.40

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Solution

The fourth proportional to 79,125,563.80, 118,688,345.70 and 44,546,469.40 is: 66,819,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,125,563.80 : 118,688,345.70 = 44,546,469.40 : x
  2. Step 2: Convert to fraction form
    79,125,563.80/118,688,345.70 = 44,546,469.40/x
  3. Step 3: Cross multiply
    79,125,563.80x = 118,688,345.70 × 44,546,469.40
  4. Step 4: Simplify right side
    79,125,563.80x = 5,287,146,759,861,672
  5. Step 5: Solve for x
    x = 5,287,146,759,861,672/79,125,563.80
  6. Step 6: Final answer
    x = 66,819,704.10

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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.