Home / 462,780,149.28-693,682,178.46-151,806,562.39

Finding the Fourth Proportional to 462,780,149.28, 693,682,178.46 and 151,806,562.39

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Solution

The fourth proportional to 462,780,149.28, 693,682,178.46 and 151,806,562.39 is: 227,549,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,780,149.28 : 693,682,178.46 = 151,806,562.39 : x
  2. Step 2: Convert to fraction form
    462,780,149.28/693,682,178.46 = 151,806,562.39/x
  3. Step 3: Cross multiply
    462,780,149.28x = 693,682,178.46 × 151,806,562.39
  4. Step 4: Simplify right side
    462,780,149.28x = 105,305,506,903,219,104
  5. Step 5: Solve for x
    x = 105,305,506,903,219,104/462,780,149.28
  6. Step 6: Final answer
    x = 227,549,749.20

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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.