Home / 112,366,762.32-168,550,144.56-31,587,730.32

Finding the Fourth Proportional to 112,366,762.32, 168,550,144.56 and 31,587,730.32

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Solution

The fourth proportional to 112,366,762.32, 168,550,144.56 and 31,587,730.32 is: 47,381,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,366,762.32 : 168,550,144.56 = 31,587,730.32 : x
  2. Step 2: Convert to fraction form
    112,366,762.32/168,550,144.56 = 31,587,730.32/x
  3. Step 3: Cross multiply
    112,366,762.32x = 168,550,144.56 × 31,587,730.32
  4. Step 4: Simplify right side
    112,366,762.32x = 5,324,116,511,758,295
  5. Step 5: Solve for x
    x = 5,324,116,511,758,295/112,366,762.32
  6. Step 6: Final answer
    x = 47,381,595.78

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1.5x scale

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.