Home / 199,784,556,270.87-299,557,158,729.57-63,587,850,979.21

Finding the Fourth Proportional to 199,784,556,270.87, 299,557,158,729.57 and 63,587,850,979.21

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Solution

The fourth proportional to 199,784,556,270.87, 299,557,158,729.57 and 63,587,850,979.21 is: 95,343,685,841.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,784,556,270.87 : 299,557,158,729.57 = 63,587,850,979.21 : x
  2. Step 2: Convert to fraction form
    199,784,556,270.87/299,557,158,729.57 = 63,587,850,979.21/x
  3. Step 3: Cross multiply
    199,784,556,270.87x = 299,557,158,729.57 × 63,587,850,979.21
  4. Step 4: Simplify right side
    199,784,556,270.87x = 19,048,195,969,051,151,826,944
  5. Step 5: Solve for x
    x = 19,048,195,969,051,151,826,944/199,784,556,270.87
  6. Step 6: Final answer
    x = 95,343,685,841.39

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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.