Home / 119,286,525.92-178,908,789.36-31,849,127.60

Finding the Fourth Proportional to 119,286,525.92, 178,908,789.36 and 31,849,127.60

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Solution

The fourth proportional to 119,286,525.92, 178,908,789.36 and 31,849,127.60 is: 47,768,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,286,525.92 : 178,908,789.36 = 31,849,127.60 : x
  2. Step 2: Convert to fraction form
    119,286,525.92/178,908,789.36 = 31,849,127.60/x
  3. Step 3: Cross multiply
    119,286,525.92x = 178,908,789.36 × 31,849,127.60
  4. Step 4: Simplify right side
    119,286,525.92x = 5,698,088,861,088,163
  5. Step 5: Solve for x
    x = 5,698,088,861,088,163/119,286,525.92
  6. Step 6: Final answer
    x = 47,768,084.59

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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.