Home / 13,153,212,138.40-19,729,818,207.60-10,363,784,617.60

Finding the Fourth Proportional to 13,153,212,138.40, 19,729,818,207.60 and 10,363,784,617.60

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Solution

The fourth proportional to 13,153,212,138.40, 19,729,818,207.60 and 10,363,784,617.60 is: 15,545,676,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,212,138.40 : 19,729,818,207.60 = 10,363,784,617.60 : x
  2. Step 2: Convert to fraction form
    13,153,212,138.40/19,729,818,207.60 = 10,363,784,617.60/x
  3. Step 3: Cross multiply
    13,153,212,138.40x = 19,729,818,207.60 × 10,363,784,617.60
  4. Step 4: Simplify right side
    13,153,212,138.40x = 204,475,586,447,969,288,192
  5. Step 5: Solve for x
    x = 204,475,586,447,969,288,192/13,153,212,138.40
  6. Step 6: Final answer
    x = 15,545,676,926.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.