Home / 156,675,016.70-235,012,525.05-153,489,967.10

Finding the Fourth Proportional to 156,675,016.70, 235,012,525.05 and 153,489,967.10

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Solution

The fourth proportional to 156,675,016.70, 235,012,525.05 and 153,489,967.10 is: 230,234,950.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,675,016.70 : 235,012,525.05 = 153,489,967.10 : x
  2. Step 2: Convert to fraction form
    156,675,016.70/235,012,525.05 = 153,489,967.10/x
  3. Step 3: Cross multiply
    156,675,016.70x = 235,012,525.05 × 153,489,967.10
  4. Step 4: Simplify right side
    156,675,016.70x = 36,072,064,738,012,424
  5. Step 5: Solve for x
    x = 36,072,064,738,012,424/156,675,016.70
  6. Step 6: Final answer
    x = 230,234,950.65

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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.