Home / 171,013,199.20-235,991,892.40-92,695,071.18

Finding the Fourth Proportional to 171,013,199.20, 235,991,892.40 and 92,695,071.18

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Solution

The fourth proportional to 171,013,199.20, 235,991,892.40 and 92,695,071.18 is: 127,915,771.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,013,199.20 : 235,991,892.40 = 92,695,071.18 : x
  2. Step 2: Convert to fraction form
    171,013,199.20/235,991,892.40 = 92,695,071.18/x
  3. Step 3: Cross multiply
    171,013,199.20x = 235,991,892.40 × 92,695,071.18
  4. Step 4: Simplify right side
    171,013,199.20x = 21,875,285,263,767,624
  5. Step 5: Solve for x
    x = 21,875,285,263,767,624/171,013,199.20
  6. Step 6: Final answer
    x = 127,915,771.22

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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.