Home / 140,057,376.70-210,322,261.05-117,004,647.10

Finding the Fourth Proportional to 140,057,376.70, 210,322,261.05 and 117,004,647.10

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Solution

The fourth proportional to 140,057,376.70, 210,322,261.05 and 117,004,647.10 is: 175,704,289.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,057,376.70 : 210,322,261.05 = 117,004,647.10 : x
  2. Step 2: Convert to fraction form
    140,057,376.70/210,322,261.05 = 117,004,647.10/x
  3. Step 3: Cross multiply
    140,057,376.70x = 210,322,261.05 × 117,004,647.10
  4. Step 4: Simplify right side
    140,057,376.70x = 24,608,681,931,429,324
  5. Step 5: Solve for x
    x = 24,608,681,931,429,324/140,057,376.70
  6. Step 6: Final answer
    x = 175,704,289.99

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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.