Home / 760,251,583.72-1,049,147,926.50-412,571,071.72

Finding the Fourth Proportional to 760,251,583.72, 1,049,147,926.50 and 412,571,071.72

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Solution

The fourth proportional to 760,251,583.72, 1,049,147,926.50 and 412,571,071.72 is: 569,348,481.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,251,583.72 : 1,049,147,926.50 = 412,571,071.72 : x
  2. Step 2: Convert to fraction form
    760,251,583.72/1,049,147,926.50 = 412,571,071.72/x
  3. Step 3: Cross multiply
    760,251,583.72x = 1,049,147,926.50 × 412,571,071.72
  4. Step 4: Simplify right side
    760,251,583.72x = 432,848,084,428,920,832
  5. Step 5: Solve for x
    x = 432,848,084,428,920,832/760,251,583.72
  6. Step 6: Final answer
    x = 569,348,481.08

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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.