Home / 261,315,832.02-360,625,364.46-142,232,669.22

Finding the Fourth Proportional to 261,315,832.02, 360,625,364.46 and 142,232,669.22

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Solution

The fourth proportional to 261,315,832.02, 360,625,364.46 and 142,232,669.22 is: 196,286,263.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,315,832.02 : 360,625,364.46 = 142,232,669.22 : x
  2. Step 2: Convert to fraction form
    261,315,832.02/360,625,364.46 = 142,232,669.22/x
  3. Step 3: Cross multiply
    261,315,832.02x = 360,625,364.46 × 142,232,669.22
  4. Step 4: Simplify right side
    261,315,832.02x = 51,292,708,175,581,120
  5. Step 5: Solve for x
    x = 51,292,708,175,581,120/261,315,832.02
  6. Step 6: Final answer
    x = 196,286,263.17

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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.