Home / 75,208,708.14-103,749,814.58-49,118,497.98

Finding the Fourth Proportional to 75,208,708.14, 103,749,814.58 and 49,118,497.98

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Solution

The fourth proportional to 75,208,708.14, 103,749,814.58 and 49,118,497.98 is: 67,758,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,208,708.14 : 103,749,814.58 = 49,118,497.98 : x
  2. Step 2: Convert to fraction form
    75,208,708.14/103,749,814.58 = 49,118,497.98/x
  3. Step 3: Cross multiply
    75,208,708.14x = 103,749,814.58 × 49,118,497.98
  4. Step 4: Simplify right side
    75,208,708.14x = 5,096,035,057,873,104
  5. Step 5: Solve for x
    x = 5,096,035,057,873,104/75,208,708.14
  6. Step 6: Final answer
    x = 67,758,577.22

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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.