Home / 66,064,042.80-99,096,064.20-38,783,404.80

Finding the Fourth Proportional to 66,064,042.80, 99,096,064.20 and 38,783,404.80

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Solution

The fourth proportional to 66,064,042.80, 99,096,064.20 and 38,783,404.80 is: 58,175,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,064,042.80 : 99,096,064.20 = 38,783,404.80 : x
  2. Step 2: Convert to fraction form
    66,064,042.80/99,096,064.20 = 38,783,404.80/x
  3. Step 3: Cross multiply
    66,064,042.80x = 99,096,064.20 × 38,783,404.80
  4. Step 4: Simplify right side
    66,064,042.80x = 3,843,282,771,955,388
  5. Step 5: Solve for x
    x = 3,843,282,771,955,388/66,064,042.80
  6. Step 6: Final answer
    x = 58,175,107.20

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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.