Home / 1,508,470,335.30-2,081,870,284.26-913,737,369.54

Finding the Fourth Proportional to 1,508,470,335.30, 2,081,870,284.26 and 913,737,369.54

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Solution

The fourth proportional to 1,508,470,335.30, 2,081,870,284.26 and 913,737,369.54 is: 1,261,067,342.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,470,335.30 : 2,081,870,284.26 = 913,737,369.54 : x
  2. Step 2: Convert to fraction form
    1,508,470,335.30/2,081,870,284.26 = 913,737,369.54/x
  3. Step 3: Cross multiply
    1,508,470,335.30x = 2,081,870,284.26 × 913,737,369.54
  4. Step 4: Simplify right side
    1,508,470,335.30x = 1,902,282,677,263,224,320
  5. Step 5: Solve for x
    x = 1,902,282,677,263,224,320/1,508,470,335.30
  6. Step 6: Final answer
    x = 1,261,067,342.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.