Home / 798,056,497.45-1,101,295,876.71-440,817,871.43

Finding the Fourth Proportional to 798,056,497.45, 1,101,295,876.71 and 440,817,871.43

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Solution

The fourth proportional to 798,056,497.45, 1,101,295,876.71 and 440,817,871.43 is: 608,316,460.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,056,497.45 : 1,101,295,876.71 = 440,817,871.43 : x
  2. Step 2: Convert to fraction form
    798,056,497.45/1,101,295,876.71 = 440,817,871.43/x
  3. Step 3: Cross multiply
    798,056,497.45x = 1,101,295,876.71 × 440,817,871.43
  4. Step 4: Simplify right side
    798,056,497.45x = 485,470,904,185,937,920
  5. Step 5: Solve for x
    x = 485,470,904,185,937,920/798,056,497.45
  6. Step 6: Final answer
    x = 608,316,460.97

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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.