Home / 215,922,380.60-323,623,352.53-99,176,635.51

Finding the Fourth Proportional to 215,922,380.60, 323,623,352.53 and 99,176,635.51

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Solution

The fourth proportional to 215,922,380.60, 323,623,352.53 and 99,176,635.51 is: 148,645,430.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,922,380.60 : 323,623,352.53 = 99,176,635.51 : x
  2. Step 2: Convert to fraction form
    215,922,380.60/323,623,352.53 = 99,176,635.51/x
  3. Step 3: Cross multiply
    215,922,380.60x = 323,623,352.53 × 99,176,635.51
  4. Step 4: Simplify right side
    215,922,380.60x = 32,095,875,275,706,956
  5. Step 5: Solve for x
    x = 32,095,875,275,706,956/215,922,380.60
  6. Step 6: Final answer
    x = 148,645,430.76

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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.