Home / 143,364,950.36-215,048,670.08-46,320,668.32

Finding the Fourth Proportional to 143,364,950.36, 215,048,670.08 and 46,320,668.32

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Solution

The fourth proportional to 143,364,950.36, 215,048,670.08 and 46,320,668.32 is: 69,481,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,364,950.36 : 215,048,670.08 = 46,320,668.32 : x
  2. Step 2: Convert to fraction form
    143,364,950.36/215,048,670.08 = 46,320,668.32/x
  3. Step 3: Cross multiply
    143,364,950.36x = 215,048,670.08 × 46,320,668.32
  4. Step 4: Simplify right side
    143,364,950.36x = 9,961,198,119,432,788
  5. Step 5: Solve for x
    x = 9,961,198,119,432,788/143,364,950.36
  6. Step 6: Final answer
    x = 69,481,404.59

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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.