Home / 466,598,977.20-699,898,465.80-439,725,121.20

Finding the Fourth Proportional to 466,598,977.20, 699,898,465.80 and 439,725,121.20

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Solution

The fourth proportional to 466,598,977.20, 699,898,465.80 and 439,725,121.20 is: 659,587,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,598,977.20 : 699,898,465.80 = 439,725,121.20 : x
  2. Step 2: Convert to fraction form
    466,598,977.20/699,898,465.80 = 439,725,121.20/x
  3. Step 3: Cross multiply
    466,598,977.20x = 699,898,465.80 × 439,725,121.20
  4. Step 4: Simplify right side
    466,598,977.20x = 307,762,937,701,599,040
  5. Step 5: Solve for x
    x = 307,762,937,701,599,040/466,598,977.20
  6. Step 6: Final answer
    x = 659,587,681.80

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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.