Home / 213,252,354.71-319,890,932.35-59,910,368.57

Finding the Fourth Proportional to 213,252,354.71, 319,890,932.35 and 59,910,368.57

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Solution

The fourth proportional to 213,252,354.71, 319,890,932.35 and 59,910,368.57 is: 89,869,036.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,252,354.71 : 319,890,932.35 = 59,910,368.57 : x
  2. Step 2: Convert to fraction form
    213,252,354.71/319,890,932.35 = 59,910,368.57/x
  3. Step 3: Cross multiply
    213,252,354.71x = 319,890,932.35 × 59,910,368.57
  4. Step 4: Simplify right side
    213,252,354.71x = 19,164,783,657,540,208
  5. Step 5: Solve for x
    x = 19,164,783,657,540,208/213,252,354.71
  6. Step 6: Final answer
    x = 89,869,036.54

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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.