Home / 966,840,378,420.98-1,334,243,870,261.90-527,387,339,396.78

Finding the Fourth Proportional to 966,840,378,420.98, 1,334,243,870,261.90 and 527,387,339,396.78

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Solution

The fourth proportional to 966,840,378,420.98, 1,334,243,870,261.90 and 527,387,339,396.78 is: 727,796,791,020.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,840,378,420.98 : 1,334,243,870,261.90 = 527,387,339,396.78 : x
  2. Step 2: Convert to fraction form
    966,840,378,420.98/1,334,243,870,261.90 = 527,387,339,396.78/x
  3. Step 3: Cross multiply
    966,840,378,420.98x = 1,334,243,870,261.90 × 527,387,339,396.78
  4. Step 4: Simplify right side
    966,840,378,420.98x = 703,663,324,843,885,901,905,920
  5. Step 5: Solve for x
    x = 703,663,324,843,885,901,905,920/966,840,378,420.98
  6. Step 6: Final answer
    x = 727,796,791,020.55

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.