Home / 115,923,648.70-173,885,473.05-70,574,016.70

Finding the Fourth Proportional to 115,923,648.70, 173,885,473.05 and 70,574,016.70

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Solution

The fourth proportional to 115,923,648.70, 173,885,473.05 and 70,574,016.70 is: 105,861,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,923,648.70 : 173,885,473.05 = 70,574,016.70 : x
  2. Step 2: Convert to fraction form
    115,923,648.70/173,885,473.05 = 70,574,016.70/x
  3. Step 3: Cross multiply
    115,923,648.70x = 173,885,473.05 × 70,574,016.70
  4. Step 4: Simplify right side
    115,923,648.70x = 12,271,796,278,918,102
  5. Step 5: Solve for x
    x = 12,271,796,278,918,102/115,923,648.70
  6. Step 6: Final answer
    x = 105,861,025.05

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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.