Home / 832,466,806.08-1,248,291,599.24-411,802,144.47

Finding the Fourth Proportional to 832,466,806.08, 1,248,291,599.24 and 411,802,144.47

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Solution

The fourth proportional to 832,466,806.08, 1,248,291,599.24 and 411,802,144.47 is: 617,501,086.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,466,806.08 : 1,248,291,599.24 = 411,802,144.47 : x
  2. Step 2: Convert to fraction form
    832,466,806.08/1,248,291,599.24 = 411,802,144.47/x
  3. Step 3: Cross multiply
    832,466,806.08x = 1,248,291,599.24 × 411,802,144.47
  4. Step 4: Simplify right side
    832,466,806.08x = 514,049,157,488,858,816
  5. Step 5: Solve for x
    x = 514,049,157,488,858,816/832,466,806.08
  6. Step 6: Final answer
    x = 617,501,086.81

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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.