Home / 86,630,222.80-119,555,572.93-48,940,314.71

Finding the Fourth Proportional to 86,630,222.80, 119,555,572.93 and 48,940,314.71

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Solution

The fourth proportional to 86,630,222.80, 119,555,572.93 and 48,940,314.71 is: 67,540,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,630,222.80 : 119,555,572.93 = 48,940,314.71 : x
  2. Step 2: Convert to fraction form
    86,630,222.80/119,555,572.93 = 48,940,314.71/x
  3. Step 3: Cross multiply
    86,630,222.80x = 119,555,572.93 × 48,940,314.71
  4. Step 4: Simplify right side
    86,630,222.80x = 5,851,087,364,528,557
  5. Step 5: Solve for x
    x = 5,851,087,364,528,557/86,630,222.80
  6. Step 6: Final answer
    x = 67,540,947.90

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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.