Home / 117,401,125.88-162,028,500.46-70,991,711.96

Finding the Fourth Proportional to 117,401,125.88, 162,028,500.46 and 70,991,711.96

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Solution

The fourth proportional to 117,401,125.88, 162,028,500.46 and 70,991,711.96 is: 97,977,600.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,401,125.88 : 162,028,500.46 = 70,991,711.96 : x
  2. Step 2: Convert to fraction form
    117,401,125.88/162,028,500.46 = 70,991,711.96/x
  3. Step 3: Cross multiply
    117,401,125.88x = 162,028,500.46 × 70,991,711.96
  4. Step 4: Simplify right side
    117,401,125.88x = 11,502,680,632,979,426
  5. Step 5: Solve for x
    x = 11,502,680,632,979,426/117,401,125.88
  6. Step 6: Final answer
    x = 97,977,600.70

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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.