Home / 343,657,137.16-474,248,077.50-187,026,121.72

Finding the Fourth Proportional to 343,657,137.16, 474,248,077.50 and 187,026,121.72

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Solution

The fourth proportional to 343,657,137.16, 474,248,077.50 and 187,026,121.72 is: 258,096,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,657,137.16 : 474,248,077.50 = 187,026,121.72 : x
  2. Step 2: Convert to fraction form
    343,657,137.16/474,248,077.50 = 187,026,121.72/x
  3. Step 3: Cross multiply
    343,657,137.16x = 474,248,077.50 × 187,026,121.72
  4. Step 4: Simplify right side
    343,657,137.16x = 88,696,778,667,990,992
  5. Step 5: Solve for x
    x = 88,696,778,667,990,992/343,657,137.16
  6. Step 6: Final answer
    x = 258,096,716.40

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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.