Home / 295,460,289.76-407,756,310.24-163,298,441.20

Finding the Fourth Proportional to 295,460,289.76, 407,756,310.24 and 163,298,441.20

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Solution

The fourth proportional to 295,460,289.76, 407,756,310.24 and 163,298,441.20 is: 225,363,516.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,460,289.76 : 407,756,310.24 = 163,298,441.20 : x
  2. Step 2: Convert to fraction form
    295,460,289.76/407,756,310.24 = 163,298,441.20/x
  3. Step 3: Cross multiply
    295,460,289.76x = 407,756,310.24 × 163,298,441.20
  4. Step 4: Simplify right side
    295,460,289.76x = 66,585,969,851,655,592
  5. Step 5: Solve for x
    x = 66,585,969,851,655,592/295,460,289.76
  6. Step 6: Final answer
    x = 225,363,516.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.