Home / 760,216,951.88-1,049,099,393.59-412,536,439.88

Finding the Fourth Proportional to 760,216,951.88, 1,049,099,393.59 and 412,536,439.88

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Solution

The fourth proportional to 760,216,951.88, 1,049,099,393.59 and 412,536,439.88 is: 569,300,287.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,216,951.88 : 1,049,099,393.59 = 412,536,439.88 : x
  2. Step 2: Convert to fraction form
    760,216,951.88/1,049,099,393.59 = 412,536,439.88/x
  3. Step 3: Cross multiply
    760,216,951.88x = 1,049,099,393.59 × 412,536,439.88
  4. Step 4: Simplify right side
    760,216,951.88x = 432,791,728,905,608,640
  5. Step 5: Solve for x
    x = 432,791,728,905,608,640/760,216,951.88
  6. Step 6: Final answer
    x = 569,300,287.03

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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.