Home / 140,064,946.56-210,097,224-77,855,806.08

Finding the Fourth Proportional to 140,064,946.56, 210,097,224 and 77,855,806.08

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Solution

The fourth proportional to 140,064,946.56, 210,097,224 and 77,855,806.08 is: 116,783,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,064,946.56 : 210,097,224 = 77,855,806.08 : x
  2. Step 2: Convert to fraction form
    140,064,946.56/210,097,224 = 77,855,806.08/x
  3. Step 3: Cross multiply
    140,064,946.56x = 210,097,224 × 77,855,806.08
  4. Step 4: Simplify right side
    140,064,946.56x = 16,357,288,729,690,322
  5. Step 5: Solve for x
    x = 16,357,288,729,690,322/140,064,946.56
  6. Step 6: Final answer
    x = 116,783,600.26

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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.