Home / 201,470,821.80-302,131,583.10-65,160,652.20

Finding the Fourth Proportional to 201,470,821.80, 302,131,583.10 and 65,160,652.20

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Solution

The fourth proportional to 201,470,821.80, 302,131,583.10 and 65,160,652.20 is: 97,716,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,470,821.80 : 302,131,583.10 = 65,160,652.20 : x
  2. Step 2: Convert to fraction form
    201,470,821.80/302,131,583.10 = 65,160,652.20/x
  3. Step 3: Cross multiply
    201,470,821.80x = 302,131,583.10 × 65,160,652.20
  4. Step 4: Simplify right side
    201,470,821.80x = 19,687,091,005,014,500
  5. Step 5: Solve for x
    x = 19,687,091,005,014,500/201,470,821.80
  6. Step 6: Final answer
    x = 97,716,834.77

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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.