Home / 966,840,378,421.90-1,334,243,870,263.20-527,387,339,397.70

Finding the Fourth Proportional to 966,840,378,421.90, 1,334,243,870,263.20 and 527,387,339,397.70

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Solution

The fourth proportional to 966,840,378,421.90, 1,334,243,870,263.20 and 527,387,339,397.70 is: 727,796,791,021.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,840,378,421.90 : 1,334,243,870,263.20 = 527,387,339,397.70 : x
  2. Step 2: Convert to fraction form
    966,840,378,421.90/1,334,243,870,263.20 = 527,387,339,397.70/x
  3. Step 3: Cross multiply
    966,840,378,421.90x = 1,334,243,870,263.20 × 527,387,339,397.70
  4. Step 4: Simplify right side
    966,840,378,421.90x = 703,663,324,845,799,041,400,832
  5. Step 5: Solve for x
    x = 703,663,324,845,799,041,400,832/966,840,378,421.90
  6. Step 6: Final answer
    x = 727,796,791,021.84

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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.