Home / 152,501,200.96-210,453,788.64-82,886,560.96

Finding the Fourth Proportional to 152,501,200.96, 210,453,788.64 and 82,886,560.96

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Solution

The fourth proportional to 152,501,200.96, 210,453,788.64 and 82,886,560.96 is: 114,384,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,501,200.96 : 210,453,788.64 = 82,886,560.96 : x
  2. Step 2: Convert to fraction form
    152,501,200.96/210,453,788.64 = 82,886,560.96/x
  3. Step 3: Cross multiply
    152,501,200.96x = 210,453,788.64 × 82,886,560.96
  4. Step 4: Simplify right side
    152,501,200.96x = 17,443,790,781,372,312
  5. Step 5: Solve for x
    x = 17,443,790,781,372,312/152,501,200.96
  6. Step 6: Final answer
    x = 114,384,612.52

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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.