Home / 342,574,913.51-472,753,858.55-185,942,052.48

Finding the Fourth Proportional to 342,574,913.51, 472,753,858.55 and 185,942,052.48

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Solution

The fourth proportional to 342,574,913.51, 472,753,858.55 and 185,942,052.48 is: 256,600,291.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,574,913.51 : 472,753,858.55 = 185,942,052.48 : x
  2. Step 2: Convert to fraction form
    342,574,913.51/472,753,858.55 = 185,942,052.48/x
  3. Step 3: Cross multiply
    342,574,913.51x = 472,753,858.55 × 185,942,052.48
  4. Step 4: Simplify right side
    342,574,913.51x = 87,904,822,775,696,880
  5. Step 5: Solve for x
    x = 87,904,822,775,696,880/342,574,913.51
  6. Step 6: Final answer
    x = 256,600,291.82

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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.