Home / 618,774,126,086.10-928,160,970,671.45-165,481,248,977.32

Finding the Fourth Proportional to 618,774,126,086.10, 928,160,970,671.45 and 165,481,248,977.32

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Solution

The fourth proportional to 618,774,126,086.10, 928,160,970,671.45 and 165,481,248,977.32 is: 248,221,815,042.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,774,126,086.10 : 928,160,970,671.45 = 165,481,248,977.32 : x
  2. Step 2: Convert to fraction form
    618,774,126,086.10/928,160,970,671.45 = 165,481,248,977.32/x
  3. Step 3: Cross multiply
    618,774,126,086.10x = 928,160,970,671.45 × 165,481,248,977.32
  4. Step 4: Simplify right side
    618,774,126,086.10x = 153,593,236,678,713,226,035,200
  5. Step 5: Solve for x
    x = 153,593,236,678,713,226,035,200/618,774,126,086.10
  6. Step 6: Final answer
    x = 248,221,815,042.96

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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.