Home / 85,713,325.78-118,282,377.73-50,433,415.93

Finding the Fourth Proportional to 85,713,325.78, 118,282,377.73 and 50,433,415.93

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Solution

The fourth proportional to 85,713,325.78, 118,282,377.73 and 50,433,415.93 is: 69,596,930.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,713,325.78 : 118,282,377.73 = 50,433,415.93 : x
  2. Step 2: Convert to fraction form
    85,713,325.78/118,282,377.73 = 50,433,415.93/x
  3. Step 3: Cross multiply
    85,713,325.78x = 118,282,377.73 × 50,433,415.93
  4. Step 4: Simplify right side
    85,713,325.78x = 5,965,384,353,246,459
  5. Step 5: Solve for x
    x = 5,965,384,353,246,459/85,713,325.78
  6. Step 6: Final answer
    x = 69,596,930.22

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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.