Home / 156,927,736.20-235,391,604.30-70,707,448.20

Finding the Fourth Proportional to 156,927,736.20, 235,391,604.30 and 70,707,448.20

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Solution

The fourth proportional to 156,927,736.20, 235,391,604.30 and 70,707,448.20 is: 106,061,172.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,927,736.20 : 235,391,604.30 = 70,707,448.20 : x
  2. Step 2: Convert to fraction form
    156,927,736.20/235,391,604.30 = 70,707,448.20/x
  3. Step 3: Cross multiply
    156,927,736.20x = 235,391,604.30 × 70,707,448.20
  4. Step 4: Simplify right side
    156,927,736.20x = 16,643,939,667,757,148
  5. Step 5: Solve for x
    x = 16,643,939,667,757,148/156,927,736.20
  6. Step 6: Final answer
    x = 106,061,172.30

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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.