Home / 760,216,955.63-1,049,099,398.79-412,536,443.63

Finding the Fourth Proportional to 760,216,955.63, 1,049,099,398.79 and 412,536,443.63

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Solution

The fourth proportional to 760,216,955.63, 1,049,099,398.79 and 412,536,443.63 is: 569,300,292.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,216,955.63 : 1,049,099,398.79 = 412,536,443.63 : x
  2. Step 2: Convert to fraction form
    760,216,955.63/1,049,099,398.79 = 412,536,443.63/x
  3. Step 3: Cross multiply
    760,216,955.63x = 1,049,099,398.79 × 412,536,443.63
  4. Step 4: Simplify right side
    760,216,955.63x = 432,791,734,983,889,536
  5. Step 5: Solve for x
    x = 432,791,734,983,889,536/760,216,955.63
  6. Step 6: Final answer
    x = 569,300,292.21

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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.