Home / 463,649,467.20-695,474,200.80-456,847,022.40

Finding the Fourth Proportional to 463,649,467.20, 695,474,200.80 and 456,847,022.40

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Solution

The fourth proportional to 463,649,467.20, 695,474,200.80 and 456,847,022.40 is: 685,270,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,649,467.20 : 695,474,200.80 = 456,847,022.40 : x
  2. Step 2: Convert to fraction form
    463,649,467.20/695,474,200.80 = 456,847,022.40/x
  3. Step 3: Cross multiply
    463,649,467.20x = 695,474,200.80 × 456,847,022.40
  4. Step 4: Simplify right side
    463,649,467.20x = 317,725,317,791,499,648
  5. Step 5: Solve for x
    x = 317,725,317,791,499,648/463,649,467.20
  6. Step 6: Final answer
    x = 685,270,533.60

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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.