Home / 1,560,729,046,979.50-2,153,631,404,366-866,298,873,685.10

Finding the Fourth Proportional to 1,560,729,046,979.50, 2,153,631,404,366 and 866,298,873,685.10

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Solution

The fourth proportional to 1,560,729,046,979.50, 2,153,631,404,366 and 866,298,873,685.10 is: 1,195,395,487,477.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,729,046,979.50 : 2,153,631,404,366 = 866,298,873,685.10 : x
  2. Step 2: Convert to fraction form
    1,560,729,046,979.50/2,153,631,404,366 = 866,298,873,685.10/x
  3. Step 3: Cross multiply
    1,560,729,046,979.50x = 2,153,631,404,366 × 866,298,873,685.10
  4. Step 4: Simplify right side
    1,560,729,046,979.50x = 1,865,688,459,935,125,910,585,344
  5. Step 5: Solve for x
    x = 1,865,688,459,935,125,910,585,344/1,560,729,046,979.50
  6. Step 6: Final answer
    x = 1,195,395,487,477.99

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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.