Home / 342,720,923.68-472,941,609.76-186,084,445.60

Finding the Fourth Proportional to 342,720,923.68, 472,941,609.76 and 186,084,445.60

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Solution

The fourth proportional to 342,720,923.68, 472,941,609.76 and 186,084,445.60 is: 256,789,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,720,923.68 : 472,941,609.76 = 186,084,445.60 : x
  2. Step 2: Convert to fraction form
    342,720,923.68/472,941,609.76 = 186,084,445.60/x
  3. Step 3: Cross multiply
    342,720,923.68x = 472,941,609.76 × 186,084,445.60
  4. Step 4: Simplify right side
    342,720,923.68x = 88,007,077,253,361,152
  5. Step 5: Solve for x
    x = 88,007,077,253,361,152/342,720,923.68
  6. Step 6: Final answer
    x = 256,789,332.58

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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.