Home / 228,095,998.80-342,143,998.20-66,537,934.80

Finding the Fourth Proportional to 228,095,998.80, 342,143,998.20 and 66,537,934.80

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Solution

The fourth proportional to 228,095,998.80, 342,143,998.20 and 66,537,934.80 is: 99,806,902.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,095,998.80 : 342,143,998.20 = 66,537,934.80 : x
  2. Step 2: Convert to fraction form
    228,095,998.80/342,143,998.20 = 66,537,934.80/x
  3. Step 3: Cross multiply
    228,095,998.80x = 342,143,998.20 × 66,537,934.80
  4. Step 4: Simplify right side
    228,095,998.80x = 22,765,555,044,442,916
  5. Step 5: Solve for x
    x = 22,765,555,044,442,916/228,095,998.80
  6. Step 6: Final answer
    x = 99,806,902.20

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1.5x scale

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.