Home / 140,127,277.14-210,229,263.54-67,404,890.70

Finding the Fourth Proportional to 140,127,277.14, 210,229,263.54 and 67,404,890.70

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Solution

The fourth proportional to 140,127,277.14, 210,229,263.54 and 67,404,890.70 is: 101,125,782.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,127,277.14 : 210,229,263.54 = 67,404,890.70 : x
  2. Step 2: Convert to fraction form
    140,127,277.14/210,229,263.54 = 67,404,890.70/x
  3. Step 3: Cross multiply
    140,127,277.14x = 210,229,263.54 × 67,404,890.70
  4. Step 4: Simplify right side
    140,127,277.14x = 14,170,480,530,855,196
  5. Step 5: Solve for x
    x = 14,170,480,530,855,196/140,127,277.14
  6. Step 6: Final answer
    x = 101,125,782.36

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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.