Home / 341,495,764.06-512,166,980.78-157,086,130.72

Finding the Fourth Proportional to 341,495,764.06, 512,166,980.78 and 157,086,130.72

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Solution

The fourth proportional to 341,495,764.06, 512,166,980.78 and 157,086,130.72 is: 235,593,930.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,495,764.06 : 512,166,980.78 = 157,086,130.72 : x
  2. Step 2: Convert to fraction form
    341,495,764.06/512,166,980.78 = 157,086,130.72/x
  3. Step 3: Cross multiply
    341,495,764.06x = 512,166,980.78 × 157,086,130.72
  4. Step 4: Simplify right side
    341,495,764.06x = 80,454,329,293,274,800
  5. Step 5: Solve for x
    x = 80,454,329,293,274,800/341,495,764.06
  6. Step 6: Final answer
    x = 235,593,930.47

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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.