Home / 497,042,797.66-745,671,818.77-190,334,921.47

Finding the Fourth Proportional to 497,042,797.66, 745,671,818.77 and 190,334,921.47

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Solution

The fourth proportional to 497,042,797.66, 745,671,818.77 and 190,334,921.47 is: 285,543,594.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,042,797.66 : 745,671,818.77 = 190,334,921.47 : x
  2. Step 2: Convert to fraction form
    497,042,797.66/745,671,818.77 = 190,334,921.47/x
  3. Step 3: Cross multiply
    497,042,797.66x = 745,671,818.77 × 190,334,921.47
  4. Step 4: Simplify right side
    497,042,797.66x = 141,927,387,067,980,016
  5. Step 5: Solve for x
    x = 141,927,387,067,980,016/497,042,797.66
  6. Step 6: Final answer
    x = 285,543,594.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.