Home / 1,465,176,610.13-2,021,716,112.38-870,445,809.36

Finding the Fourth Proportional to 1,465,176,610.13, 2,021,716,112.38 and 870,445,809.36

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Solution

The fourth proportional to 1,465,176,610.13, 2,021,716,112.38 and 870,445,809.36 is: 1,201,079,996.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,176,610.13 : 2,021,716,112.38 = 870,445,809.36 : x
  2. Step 2: Convert to fraction form
    1,465,176,610.13/2,021,716,112.38 = 870,445,809.36/x
  3. Step 3: Cross multiply
    1,465,176,610.13x = 2,021,716,112.38 × 870,445,809.36
  4. Step 4: Simplify right side
    1,465,176,610.13x = 1,759,794,317,734,585,856
  5. Step 5: Solve for x
    x = 1,759,794,317,734,585,856/1,465,176,610.13
  6. Step 6: Final answer
    x = 1,201,079,996.48

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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.