Home / 65,208,651.40-89,988,127.44-35,842,992.92

Finding the Fourth Proportional to 65,208,651.40, 89,988,127.44 and 35,842,992.92

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Solution

The fourth proportional to 65,208,651.40, 89,988,127.44 and 35,842,992.92 is: 49,463,433.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,208,651.40 : 89,988,127.44 = 35,842,992.92 : x
  2. Step 2: Convert to fraction form
    65,208,651.40/89,988,127.44 = 35,842,992.92/x
  3. Step 3: Cross multiply
    65,208,651.40x = 89,988,127.44 × 35,842,992.92
  4. Step 4: Simplify right side
    65,208,651.40x = 3,225,443,814,715,978
  5. Step 5: Solve for x
    x = 3,225,443,814,715,978/65,208,651.40
  6. Step 6: Final answer
    x = 49,463,433.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.