Home / 5,116,228,099.12-7,675,074,218.54-1,575,269,141.72

Finding the Fourth Proportional to 5,116,228,099.12, 7,675,074,218.54 and 1,575,269,141.72

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Solution

The fourth proportional to 5,116,228,099.12, 7,675,074,218.54 and 1,575,269,141.72 is: 2,363,129,114.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116,228,099.12 : 7,675,074,218.54 = 1,575,269,141.72 : x
  2. Step 2: Convert to fraction form
    5,116,228,099.12/7,675,074,218.54 = 1,575,269,141.72/x
  3. Step 3: Cross multiply
    5,116,228,099.12x = 7,675,074,218.54 × 1,575,269,141.72
  4. Step 4: Simplify right side
    5,116,228,099.12x = 12,090,307,576,876,806,144
  5. Step 5: Solve for x
    x = 12,090,307,576,876,806,144/5,116,228,099.12
  6. Step 6: Final answer
    x = 2,363,129,114.39

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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.