Home / 69,074,208,002.80-103,611,312,004.20-57,916,497,919.60

Finding the Fourth Proportional to 69,074,208,002.80, 103,611,312,004.20 and 57,916,497,919.60

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Solution

The fourth proportional to 69,074,208,002.80, 103,611,312,004.20 and 57,916,497,919.60 is: 86,874,746,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,074,208,002.80 : 103,611,312,004.20 = 57,916,497,919.60 : x
  2. Step 2: Convert to fraction form
    69,074,208,002.80/103,611,312,004.20 = 57,916,497,919.60/x
  3. Step 3: Cross multiply
    69,074,208,002.80x = 103,611,312,004.20 × 57,916,497,919.60
  4. Step 4: Simplify right side
    69,074,208,002.80x = 6,000,804,336,138,275,782,656
  5. Step 5: Solve for x
    x = 6,000,804,336,138,275,782,656/69,074,208,002.80
  6. Step 6: Final answer
    x = 86,874,746,879.40

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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.