Home / 384,347,764.60-576,465,659.70-111,690,100.60

Finding the Fourth Proportional to 384,347,764.60, 576,465,659.70 and 111,690,100.60

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Solution

The fourth proportional to 384,347,764.60, 576,465,659.70 and 111,690,100.60 is: 167,518,881.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,347,764.60 : 576,465,659.70 = 111,690,100.60 : x
  2. Step 2: Convert to fraction form
    384,347,764.60/576,465,659.70 = 111,690,100.60/x
  3. Step 3: Cross multiply
    384,347,764.60x = 576,465,659.70 × 111,690,100.60
  4. Step 4: Simplify right side
    384,347,764.60x = 64,385,507,524,338,368
  5. Step 5: Solve for x
    x = 64,385,507,524,338,368/384,347,764.60
  6. Step 6: Final answer
    x = 167,518,881.22

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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.