Home / 217,830,250.66-326,841,865.76-114,174,821.82

Finding the Fourth Proportional to 217,830,250.66, 326,841,865.76 and 114,174,821.82

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Solution

The fourth proportional to 217,830,250.66, 326,841,865.76 and 114,174,821.82 is: 171,312,807.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,830,250.66 : 326,841,865.76 = 114,174,821.82 : x
  2. Step 2: Convert to fraction form
    217,830,250.66/326,841,865.76 = 114,174,821.82/x
  3. Step 3: Cross multiply
    217,830,250.66x = 326,841,865.76 × 114,174,821.82
  4. Step 4: Simplify right side
    217,830,250.66x = 37,317,111,786,464,352
  5. Step 5: Solve for x
    x = 37,317,111,786,464,352/217,830,250.66
  6. Step 6: Final answer
    x = 171,312,807.44

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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.