Home / 1,310,979,413,288.60-1,966,318,905,365.60-342,981,303,066.83

Finding the Fourth Proportional to 1,310,979,413,288.60, 1,966,318,905,365.60 and 342,981,303,066.83

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Solution

The fourth proportional to 1,310,979,413,288.60, 1,966,318,905,365.60 and 342,981,303,066.83 is: 514,432,655,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,979,413,288.60 : 1,966,318,905,365.60 = 342,981,303,066.83 : x
  2. Step 2: Convert to fraction form
    1,310,979,413,288.60/1,966,318,905,365.60 = 342,981,303,066.83/x
  3. Step 3: Cross multiply
    1,310,979,413,288.60x = 1,966,318,905,365.60 × 342,981,303,066.83
  4. Step 4: Simplify right side
    1,310,979,413,288.60x = 674,410,620,407,236,314,267,648
  5. Step 5: Solve for x
    x = 674,410,620,407,236,314,267,648/1,310,979,413,288.60
  6. Step 6: Final answer
    x = 514,432,655,136.42

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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.