Home / 140,763,800.01-210,870,818.72-66,882,440.26

Finding the Fourth Proportional to 140,763,800.01, 210,870,818.72 and 66,882,440.26

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Solution

The fourth proportional to 140,763,800.01, 210,870,818.72 and 66,882,440.26 is: 100,193,053.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,763,800.01 : 210,870,818.72 = 66,882,440.26 : x
  2. Step 2: Convert to fraction form
    140,763,800.01/210,870,818.72 = 66,882,440.26/x
  3. Step 3: Cross multiply
    140,763,800.01x = 210,870,818.72 × 66,882,440.26
  4. Step 4: Simplify right side
    140,763,800.01x = 14,103,554,935,617,690
  5. Step 5: Solve for x
    x = 14,103,554,935,617,690/140,763,800.01
  6. Step 6: Final answer
    x = 100,193,053.43

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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.