Home / 10,357,666,331.40-15,536,499,497.10-10,285,106,920.20

Finding the Fourth Proportional to 10,357,666,331.40, 15,536,499,497.10 and 10,285,106,920.20

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Solution

The fourth proportional to 10,357,666,331.40, 15,536,499,497.10 and 10,285,106,920.20 is: 15,427,660,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357,666,331.40 : 15,536,499,497.10 = 10,285,106,920.20 : x
  2. Step 2: Convert to fraction form
    10,357,666,331.40/15,536,499,497.10 = 10,285,106,920.20/x
  3. Step 3: Cross multiply
    10,357,666,331.40x = 15,536,499,497.10 × 10,285,106,920.20
  4. Step 4: Simplify right side
    10,357,666,331.40x = 159,794,558,493,307,043,840
  5. Step 5: Solve for x
    x = 159,794,558,493,307,043,840/10,357,666,331.40
  6. Step 6: Final answer
    x = 15,427,660,380.30

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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.