Home / 1,195,979,336.51-1,793,917,895.07-409,103,351.17

Finding the Fourth Proportional to 1,195,979,336.51, 1,793,917,895.07 and 409,103,351.17

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Solution

The fourth proportional to 1,195,979,336.51, 1,793,917,895.07 and 409,103,351.17 is: 613,637,543.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,979,336.51 : 1,793,917,895.07 = 409,103,351.17 : x
  2. Step 2: Convert to fraction form
    1,195,979,336.51/1,793,917,895.07 = 409,103,351.17/x
  3. Step 3: Cross multiply
    1,195,979,336.51x = 1,793,917,895.07 × 409,103,351.17
  4. Step 4: Simplify right side
    1,195,979,336.51x = 733,897,822,592,484,608
  5. Step 5: Solve for x
    x = 733,897,822,592,484,608/1,195,979,336.51
  6. Step 6: Final answer
    x = 613,637,543.89

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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.