Home / 15,171,600,876.63-20,935,377,032.40-9,066,738,038.31

Finding the Fourth Proportional to 15,171,600,876.63, 20,935,377,032.40 and 9,066,738,038.31

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Solution

The fourth proportional to 15,171,600,876.63, 20,935,377,032.40 and 9,066,738,038.31 is: 12,511,242,605.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171,600,876.63 : 20,935,377,032.40 = 9,066,738,038.31 : x
  2. Step 2: Convert to fraction form
    15,171,600,876.63/20,935,377,032.40 = 9,066,738,038.31/x
  3. Step 3: Cross multiply
    15,171,600,876.63x = 20,935,377,032.40 × 9,066,738,038.31
  4. Step 4: Simplify right side
    15,171,600,876.63x = 189,815,579,286,022,619,136
  5. Step 5: Solve for x
    x = 189,815,579,286,022,619,136/15,171,600,876.63
  6. Step 6: Final answer
    x = 12,511,242,605.81

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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.