Home / 265,735,612.20-399,028,571.10-201,112,386.60

Finding the Fourth Proportional to 265,735,612.20, 399,028,571.10 and 201,112,386.60

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Solution

The fourth proportional to 265,735,612.20, 399,028,571.10 and 201,112,386.60 is: 301,990,341.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,735,612.20 : 399,028,571.10 = 201,112,386.60 : x
  2. Step 2: Convert to fraction form
    265,735,612.20/399,028,571.10 = 201,112,386.60/x
  3. Step 3: Cross multiply
    265,735,612.20x = 399,028,571.10 × 201,112,386.60
  4. Step 4: Simplify right side
    265,735,612.20x = 80,249,588,255,508,784
  5. Step 5: Solve for x
    x = 80,249,588,255,508,784/265,735,612.20
  6. Step 6: Final answer
    x = 301,990,341.42

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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.