Home / 201,855,499.30-302,924,966.55-86,922,525.70

Finding the Fourth Proportional to 201,855,499.30, 302,924,966.55 and 86,922,525.70

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Solution

The fourth proportional to 201,855,499.30, 302,924,966.55 and 86,922,525.70 is: 130,444,814.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,855,499.30 : 302,924,966.55 = 86,922,525.70 : x
  2. Step 2: Convert to fraction form
    201,855,499.30/302,924,966.55 = 86,922,525.70/x
  3. Step 3: Cross multiply
    201,855,499.30x = 302,924,966.55 × 86,922,525.70
  4. Step 4: Simplify right side
    201,855,499.30x = 26,331,003,190,114,016
  5. Step 5: Solve for x
    x = 26,331,003,190,114,016/201,855,499.30
  6. Step 6: Final answer
    x = 130,444,814.64

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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.