Home / 365,186,768.36-503,663,888.77-321,039,374.00

Finding the Fourth Proportional to 365,186,768.36, 503,663,888.77 and 321,039,374.00

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Solution

The fourth proportional to 365,186,768.36, 503,663,888.77 and 321,039,374.00 is: 442,776,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,186,768.36 : 503,663,888.77 = 321,039,374.00 : x
  2. Step 2: Convert to fraction form
    365,186,768.36/503,663,888.77 = 321,039,374.00/x
  3. Step 3: Cross multiply
    365,186,768.36x = 503,663,888.77 × 321,039,374.00
  4. Step 4: Simplify right side
    365,186,768.36x = 161,695,939,553,805,504
  5. Step 5: Solve for x
    x = 161,695,939,553,805,504/365,186,768.36
  6. Step 6: Final answer
    x = 442,776,008.24

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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.