Home / 215,341,003.43-297,171,795.36-122,521,511.27

Finding the Fourth Proportional to 215,341,003.43, 297,171,795.36 and 122,521,511.27

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Solution

The fourth proportional to 215,341,003.43, 297,171,795.36 and 122,521,511.27 is: 169,080,374.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,341,003.43 : 297,171,795.36 = 122,521,511.27 : x
  2. Step 2: Convert to fraction form
    215,341,003.43/297,171,795.36 = 122,521,511.27/x
  3. Step 3: Cross multiply
    215,341,003.43x = 297,171,795.36 × 122,521,511.27
  4. Step 4: Simplify right side
    215,341,003.43x = 36,409,937,475,528,752
  5. Step 5: Solve for x
    x = 36,409,937,475,528,752/215,341,003.43
  6. Step 6: Final answer
    x = 169,080,374.36

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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.