Home / 952,079,600.80-1,428,119,401.20-338,683,837.60

Finding the Fourth Proportional to 952,079,600.80, 1,428,119,401.20 and 338,683,837.60

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Solution

The fourth proportional to 952,079,600.80, 1,428,119,401.20 and 338,683,837.60 is: 508,025,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,079,600.80 : 1,428,119,401.20 = 338,683,837.60 : x
  2. Step 2: Convert to fraction form
    952,079,600.80/1,428,119,401.20 = 338,683,837.60/x
  3. Step 3: Cross multiply
    952,079,600.80x = 1,428,119,401.20 × 338,683,837.60
  4. Step 4: Simplify right side
    952,079,600.80x = 483,680,959,349,430,080
  5. Step 5: Solve for x
    x = 483,680,959,349,430,080/952,079,600.80
  6. Step 6: Final answer
    x = 508,025,756.40

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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.