Home / 185,340,987-254,863,569.42-160,852,185.72

Finding the Fourth Proportional to 185,340,987, 254,863,569.42 and 160,852,185.72

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Solution

The fourth proportional to 185,340,987, 254,863,569.42 and 160,852,185.72 is: 221,188,863.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,340,987 : 254,863,569.42 = 160,852,185.72 : x
  2. Step 2: Convert to fraction form
    185,340,987/254,863,569.42 = 160,852,185.72/x
  3. Step 3: Cross multiply
    185,340,987x = 254,863,569.42 × 160,852,185.72
  4. Step 4: Simplify right side
    185,340,987x = 40,995,362,201,607,952
  5. Step 5: Solve for x
    x = 40,995,362,201,607,952/185,340,987
  6. Step 6: Final answer
    x = 221,188,863.11

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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.