Home / 578,275,384,758.36-797,178,966,853.74-404,119,819,498.20

Finding the Fourth Proportional to 578,275,384,758.36, 797,178,966,853.74 and 404,119,819,498.20

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Solution

The fourth proportional to 578,275,384,758.36, 797,178,966,853.74 and 404,119,819,498.20 is: 557,097,584,790.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,275,384,758.36 : 797,178,966,853.74 = 404,119,819,498.20 : x
  2. Step 2: Convert to fraction form
    578,275,384,758.36/797,178,966,853.74 = 404,119,819,498.20/x
  3. Step 3: Cross multiply
    578,275,384,758.36x = 797,178,966,853.74 × 404,119,819,498.20
  4. Step 4: Simplify right side
    578,275,384,758.36x = 322,155,820,192,695,006,003,200
  5. Step 5: Solve for x
    x = 322,155,820,192,695,006,003,200/578,275,384,758.36
  6. Step 6: Final answer
    x = 557,097,584,790.53

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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.