Home / 1,158,963,993.13-1,738,456,750.73-329,917,606.71

Finding the Fourth Proportional to 1,158,963,993.13, 1,738,456,750.73 and 329,917,606.71

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Solution

The fourth proportional to 1,158,963,993.13, 1,738,456,750.73 and 329,917,606.71 is: 494,879,473.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,963,993.13 : 1,738,456,750.73 = 329,917,606.71 : x
  2. Step 2: Convert to fraction form
    1,158,963,993.13/1,738,456,750.73 = 329,917,606.71/x
  3. Step 3: Cross multiply
    1,158,963,993.13x = 1,738,456,750.73 × 329,917,606.71
  4. Step 4: Simplify right side
    1,158,963,993.13x = 573,547,490,568,035,008
  5. Step 5: Solve for x
    x = 573,547,490,568,035,008/1,158,963,993.13
  6. Step 6: Final answer
    x = 494,879,473.36

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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.