Home / 966,840,378,421-1,334,243,870,261.90-527,387,339,396.75

Finding the Fourth Proportional to 966,840,378,421, 1,334,243,870,261.90 and 527,387,339,396.75

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Solution

The fourth proportional to 966,840,378,421, 1,334,243,870,261.90 and 527,387,339,396.75 is: 727,796,791,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,840,378,421 : 1,334,243,870,261.90 = 527,387,339,396.75 : x
  2. Step 2: Convert to fraction form
    966,840,378,421/1,334,243,870,261.90 = 527,387,339,396.75/x
  3. Step 3: Cross multiply
    966,840,378,421x = 1,334,243,870,261.90 × 527,387,339,396.75
  4. Step 4: Simplify right side
    966,840,378,421x = 703,663,324,843,845,905,022,976
  5. Step 5: Solve for x
    x = 703,663,324,843,845,905,022,976/966,840,378,421
  6. Step 6: Final answer
    x = 727,796,791,020.50

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Double scale
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1.5x scale

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.