Home / 1,560,729,046,972.70-2,153,631,404,356.90-866,298,873,678.35

Finding the Fourth Proportional to 1,560,729,046,972.70, 2,153,631,404,356.90 and 866,298,873,678.35

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Solution

The fourth proportional to 1,560,729,046,972.70, 2,153,631,404,356.90 and 866,298,873,678.35 is: 1,195,395,487,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,729,046,972.70 : 2,153,631,404,356.90 = 866,298,873,678.35 : x
  2. Step 2: Convert to fraction form
    1,560,729,046,972.70/2,153,631,404,356.90 = 866,298,873,678.35/x
  3. Step 3: Cross multiply
    1,560,729,046,972.70x = 2,153,631,404,356.90 × 866,298,873,678.35
  4. Step 4: Simplify right side
    1,560,729,046,972.70x = 1,865,688,459,912,705,375,993,856
  5. Step 5: Solve for x
    x = 1,865,688,459,912,705,375,993,856/1,560,729,046,972.70
  6. Step 6: Final answer
    x = 1,195,395,487,468.84

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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.