Home / 66,048,307.80-98,977,983.30-48,640,662.60

Finding the Fourth Proportional to 66,048,307.80, 98,977,983.30 and 48,640,662.60

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Solution

The fourth proportional to 66,048,307.80, 98,977,983.30 and 48,640,662.60 is: 72,891,416.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,048,307.80 : 98,977,983.30 = 48,640,662.60 : x
  2. Step 2: Convert to fraction form
    66,048,307.80/98,977,983.30 = 48,640,662.60/x
  3. Step 3: Cross multiply
    66,048,307.80x = 98,977,983.30 × 48,640,662.60
  4. Step 4: Simplify right side
    66,048,307.80x = 4,814,354,690,523,735
  5. Step 5: Solve for x
    x = 4,814,354,690,523,735/66,048,307.80
  6. Step 6: Final answer
    x = 72,891,416.16

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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.