Home / 1,195,979,338.76-1,793,917,898.44-409,103,353.42

Finding the Fourth Proportional to 1,195,979,338.76, 1,793,917,898.44 and 409,103,353.42

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Solution

The fourth proportional to 1,195,979,338.76, 1,793,917,898.44 and 409,103,353.42 is: 613,637,547.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,979,338.76 : 1,793,917,898.44 = 409,103,353.42 : x
  2. Step 2: Convert to fraction form
    1,195,979,338.76/1,793,917,898.44 = 409,103,353.42/x
  3. Step 3: Cross multiply
    1,195,979,338.76x = 1,793,917,898.44 × 409,103,353.42
  4. Step 4: Simplify right side
    1,195,979,338.76x = 733,897,828,011,963,008
  5. Step 5: Solve for x
    x = 733,897,828,011,963,008/1,195,979,338.76
  6. Step 6: Final answer
    x = 613,637,547.26

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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.