Home / 2,146,458,076.56-3,219,688,237.77-672,712,666.52

Finding the Fourth Proportional to 2,146,458,076.56, 3,219,688,237.77 and 672,712,666.52

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Solution

The fourth proportional to 2,146,458,076.56, 3,219,688,237.77 and 672,712,666.52 is: 1,009,069,351.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,458,076.56 : 3,219,688,237.77 = 672,712,666.52 : x
  2. Step 2: Convert to fraction form
    2,146,458,076.56/3,219,688,237.77 = 672,712,666.52/x
  3. Step 3: Cross multiply
    2,146,458,076.56x = 3,219,688,237.77 × 672,712,666.52
  4. Step 4: Simplify right side
    2,146,458,076.56x = 2,165,925,059,777,238,016
  5. Step 5: Solve for x
    x = 2,165,925,059,777,238,016/2,146,458,076.56
  6. Step 6: Final answer
    x = 1,009,069,351.71

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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.