Home / 1,415,418,577.60-2,123,127,866.40-803,198,545.60

Finding the Fourth Proportional to 1,415,418,577.60, 2,123,127,866.40 and 803,198,545.60

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Solution

The fourth proportional to 1,415,418,577.60, 2,123,127,866.40 and 803,198,545.60 is: 1,204,797,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,418,577.60 : 2,123,127,866.40 = 803,198,545.60 : x
  2. Step 2: Convert to fraction form
    1,415,418,577.60/2,123,127,866.40 = 803,198,545.60/x
  3. Step 3: Cross multiply
    1,415,418,577.60x = 2,123,127,866.40 × 803,198,545.60
  4. Step 4: Simplify right side
    1,415,418,577.60x = 1,705,293,214,415,311,360
  5. Step 5: Solve for x
    x = 1,705,293,214,415,311,360/1,415,418,577.60
  6. Step 6: Final answer
    x = 1,204,797,818.40

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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.