Home / 171,937,207.40-257,905,811.10-110,715,204.20

Finding the Fourth Proportional to 171,937,207.40, 257,905,811.10 and 110,715,204.20

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Solution

The fourth proportional to 171,937,207.40, 257,905,811.10 and 110,715,204.20 is: 166,072,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,937,207.40 : 257,905,811.10 = 110,715,204.20 : x
  2. Step 2: Convert to fraction form
    171,937,207.40/257,905,811.10 = 110,715,204.20/x
  3. Step 3: Cross multiply
    171,937,207.40x = 257,905,811.10 × 110,715,204.20
  4. Step 4: Simplify right side
    171,937,207.40x = 28,554,094,540,303,128
  5. Step 5: Solve for x
    x = 28,554,094,540,303,128/171,937,207.40
  6. Step 6: Final answer
    x = 166,072,806.30

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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.