Home / 85,272,465,394.68-127,705,647,069.93-49,341,499,269.62

Finding the Fourth Proportional to 85,272,465,394.68, 127,705,647,069.93 and 49,341,499,269.62

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Solution

The fourth proportional to 85,272,465,394.68, 127,705,647,069.93 and 49,341,499,269.62 is: 73,894,756,794.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,272,465,394.68 : 127,705,647,069.93 = 49,341,499,269.62 : x
  2. Step 2: Convert to fraction form
    85,272,465,394.68/127,705,647,069.93 = 49,341,499,269.62/x
  3. Step 3: Cross multiply
    85,272,465,394.68x = 127,705,647,069.93 × 49,341,499,269.62
  4. Step 4: Simplify right side
    85,272,465,394.68x = 6,301,188,091,627,300,716,544
  5. Step 5: Solve for x
    x = 6,301,188,091,627,300,716,544/85,272,465,394.68
  6. Step 6: Final answer
    x = 73,894,756,794.73

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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.