Home / 66,461,226,394.80-99,691,839,592.20-19,297,609,114.80

Finding the Fourth Proportional to 66,461,226,394.80, 99,691,839,592.20 and 19,297,609,114.80

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Solution

The fourth proportional to 66,461,226,394.80, 99,691,839,592.20 and 19,297,609,114.80 is: 28,946,413,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,461,226,394.80 : 99,691,839,592.20 = 19,297,609,114.80 : x
  2. Step 2: Convert to fraction form
    66,461,226,394.80/99,691,839,592.20 = 19,297,609,114.80/x
  3. Step 3: Cross multiply
    66,461,226,394.80x = 99,691,839,592.20 × 19,297,609,114.80
  4. Step 4: Simplify right side
    66,461,226,394.80x = 1,923,814,152,385,617,985,536
  5. Step 5: Solve for x
    x = 1,923,814,152,385,617,985,536/66,461,226,394.80
  6. Step 6: Final answer
    x = 28,946,413,672.20

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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.