Home / 1,236,385,427.40-1,854,578,141.10-1,227,776,083.20

Finding the Fourth Proportional to 1,236,385,427.40, 1,854,578,141.10 and 1,227,776,083.20

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Solution

The fourth proportional to 1,236,385,427.40, 1,854,578,141.10 and 1,227,776,083.20 is: 1,841,664,124.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,385,427.40 : 1,854,578,141.10 = 1,227,776,083.20 : x
  2. Step 2: Convert to fraction form
    1,236,385,427.40/1,854,578,141.10 = 1,227,776,083.20/x
  3. Step 3: Cross multiply
    1,236,385,427.40x = 1,854,578,141.10 × 1,227,776,083.20
  4. Step 4: Simplify right side
    1,236,385,427.40x = 2,277,006,686,068,094,976
  5. Step 5: Solve for x
    x = 2,277,006,686,068,094,976/1,236,385,427.40
  6. Step 6: Final answer
    x = 1,841,664,124.80

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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.