Home / 1,558,968,576.88-2,151,653,835.72-932,505,926.08

Finding the Fourth Proportional to 1,558,968,576.88, 2,151,653,835.72 and 932,505,926.08

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Solution

The fourth proportional to 1,558,968,576.88, 2,151,653,835.72 and 932,505,926.08 is: 1,287,023,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,968,576.88 : 2,151,653,835.72 = 932,505,926.08 : x
  2. Step 2: Convert to fraction form
    1,558,968,576.88/2,151,653,835.72 = 932,505,926.08/x
  3. Step 3: Cross multiply
    1,558,968,576.88x = 2,151,653,835.72 × 932,505,926.08
  4. Step 4: Simplify right side
    1,558,968,576.88x = 2,006,429,952,681,662,720
  5. Step 5: Solve for x
    x = 2,006,429,952,681,662,720/1,558,968,576.88
  6. Step 6: Final answer
    x = 1,287,023,986.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.