Home / 342,562,072.50-472,736,179.59-185,929,236.78

Finding the Fourth Proportional to 342,562,072.50, 472,736,179.59 and 185,929,236.78

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Solution

The fourth proportional to 342,562,072.50, 472,736,179.59 and 185,929,236.78 is: 256,582,628.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,562,072.50 : 472,736,179.59 = 185,929,236.78 : x
  2. Step 2: Convert to fraction form
    342,562,072.50/472,736,179.59 = 185,929,236.78/x
  3. Step 3: Cross multiply
    342,562,072.50x = 472,736,179.59 × 185,929,236.78
  4. Step 4: Simplify right side
    342,562,072.50x = 87,895,477,069,461,712
  5. Step 5: Solve for x
    x = 87,895,477,069,461,712/342,562,072.50
  6. Step 6: Final answer
    x = 256,582,628.74

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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.