Home / 210,646,032.84-315,855,439.74-95,567,786.28

Finding the Fourth Proportional to 210,646,032.84, 315,855,439.74 and 95,567,786.28

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Solution

The fourth proportional to 210,646,032.84, 315,855,439.74 and 95,567,786.28 is: 143,300,136.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,646,032.84 : 315,855,439.74 = 95,567,786.28 : x
  2. Step 2: Convert to fraction form
    210,646,032.84/315,855,439.74 = 95,567,786.28/x
  3. Step 3: Cross multiply
    210,646,032.84x = 315,855,439.74 × 95,567,786.28
  4. Step 4: Simplify right side
    210,646,032.84x = 30,185,605,160,447,740
  5. Step 5: Solve for x
    x = 30,185,605,160,447,740/210,646,032.84
  6. Step 6: Final answer
    x = 143,300,136.03

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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.