Home / 77,140,326,299.04-115,725,390,667.35-29,329,618,320.57

Finding the Fourth Proportional to 77,140,326,299.04, 115,725,390,667.35 and 29,329,618,320.57

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Solution

The fourth proportional to 77,140,326,299.04, 115,725,390,667.35 and 29,329,618,320.57 is: 44,000,093,091.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,140,326,299.04 : 115,725,390,667.35 = 29,329,618,320.57 : x
  2. Step 2: Convert to fraction form
    77,140,326,299.04/115,725,390,667.35 = 29,329,618,320.57/x
  3. Step 3: Cross multiply
    77,140,326,299.04x = 115,725,390,667.35 × 29,329,618,320.57
  4. Step 4: Simplify right side
    77,140,326,299.04x = 3,394,181,538,272,229,457,920
  5. Step 5: Solve for x
    x = 3,394,181,538,272,229,457,920/77,140,326,299.04
  6. Step 6: Final answer
    x = 44,000,093,091.58

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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.