Home / 401,848,128,011.20-602,772,192,016.80-346,013,661,092.80

Finding the Fourth Proportional to 401,848,128,011.20, 602,772,192,016.80 and 346,013,661,092.80

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Solution

The fourth proportional to 401,848,128,011.20, 602,772,192,016.80 and 346,013,661,092.80 is: 519,020,491,639.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,848,128,011.20 : 602,772,192,016.80 = 346,013,661,092.80 : x
  2. Step 2: Convert to fraction form
    401,848,128,011.20/602,772,192,016.80 = 346,013,661,092.80/x
  3. Step 3: Cross multiply
    401,848,128,011.20x = 602,772,192,016.80 × 346,013,661,092.80
  4. Step 4: Simplify right side
    401,848,128,011.20x = 208,567,412,964,665,224,855,552
  5. Step 5: Solve for x
    x = 208,567,412,964,665,224,855,552/401,848,128,011.20
  6. Step 6: Final answer
    x = 519,020,491,639.20

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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.