Home / 171,738,322.40-256,957,436.64-101,746,142.72

Finding the Fourth Proportional to 171,738,322.40, 256,957,436.64 and 101,746,142.72

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Solution

The fourth proportional to 171,738,322.40, 256,957,436.64 and 101,746,142.72 is: 152,234,094.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,738,322.40 : 256,957,436.64 = 101,746,142.72 : x
  2. Step 2: Convert to fraction form
    171,738,322.40/256,957,436.64 = 101,746,142.72/x
  3. Step 3: Cross multiply
    171,738,322.40x = 256,957,436.64 × 101,746,142.72
  4. Step 4: Simplify right side
    171,738,322.40x = 26,144,428,021,338,796
  5. Step 5: Solve for x
    x = 26,144,428,021,338,796/171,738,322.40
  6. Step 6: Final answer
    x = 152,234,094.62

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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.