Home / 46,656,007.10-69,984,010.65-42,400,979.90

Finding the Fourth Proportional to 46,656,007.10, 69,984,010.65 and 42,400,979.90

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Solution

The fourth proportional to 46,656,007.10, 69,984,010.65 and 42,400,979.90 is: 63,601,469.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,007.10 : 69,984,010.65 = 42,400,979.90 : x
  2. Step 2: Convert to fraction form
    46,656,007.10/69,984,010.65 = 42,400,979.90/x
  3. Step 3: Cross multiply
    46,656,007.10x = 69,984,010.65 × 42,400,979.90
  4. Step 4: Simplify right side
    46,656,007.10x = 2,967,390,628,892,036
  5. Step 5: Solve for x
    x = 2,967,390,628,892,036/46,656,007.10
  6. Step 6: Final answer
    x = 63,601,469.85

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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.