Home / 207,205,671.75-285,944,740.31-114,386,942.31

Finding the Fourth Proportional to 207,205,671.75, 285,944,740.31 and 114,386,942.31

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Solution

The fourth proportional to 207,205,671.75, 285,944,740.31 and 114,386,942.31 is: 157,854,484.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,205,671.75 : 285,944,740.31 = 114,386,942.31 : x
  2. Step 2: Convert to fraction form
    207,205,671.75/285,944,740.31 = 114,386,942.31/x
  3. Step 3: Cross multiply
    207,205,671.75x = 285,944,740.31 × 114,386,942.31
  4. Step 4: Simplify right side
    207,205,671.75x = 32,708,344,513,115,968
  5. Step 5: Solve for x
    x = 32,708,344,513,115,968/207,205,671.75
  6. Step 6: Final answer
    x = 157,854,484.57

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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.