Home / 228,087,091.90-342,164,780.22-82,554,703.47

Finding the Fourth Proportional to 228,087,091.90, 342,164,780.22 and 82,554,703.47

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Solution

The fourth proportional to 228,087,091.90, 342,164,780.22 and 82,554,703.47 is: 123,844,412.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,087,091.90 : 342,164,780.22 = 82,554,703.47 : x
  2. Step 2: Convert to fraction form
    228,087,091.90/342,164,780.22 = 82,554,703.47/x
  3. Step 3: Cross multiply
    228,087,091.90x = 342,164,780.22 × 82,554,703.47
  4. Step 4: Simplify right side
    228,087,091.90x = 28,247,311,969,018,248
  5. Step 5: Solve for x
    x = 28,247,311,969,018,248/228,087,091.90
  6. Step 6: Final answer
    x = 123,844,412.82

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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.