Home / 261,068,965.44-360,275,356.23-143,603,232

Finding the Fourth Proportional to 261,068,965.44, 360,275,356.23 and 143,603,232

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Solution

The fourth proportional to 261,068,965.44, 360,275,356.23 and 143,603,232 is: 198,172,561.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,068,965.44 : 360,275,356.23 = 143,603,232 : x
  2. Step 2: Convert to fraction form
    261,068,965.44/360,275,356.23 = 143,603,232/x
  3. Step 3: Cross multiply
    261,068,965.44x = 360,275,356.23 × 143,603,232
  4. Step 4: Simplify right side
    261,068,965.44x = 51,736,705,564,579,336
  5. Step 5: Solve for x
    x = 51,736,705,564,579,336/261,068,965.44
  6. Step 6: Final answer
    x = 198,172,561.33

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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.