Home / 143,878,733.26-215,725,305.02-56,449,086.20

Finding the Fourth Proportional to 143,878,733.26, 215,725,305.02 and 56,449,086.20

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Solution

The fourth proportional to 143,878,733.26, 215,725,305.02 and 56,449,086.20 is: 84,637,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,878,733.26 : 215,725,305.02 = 56,449,086.20 : x
  2. Step 2: Convert to fraction form
    143,878,733.26/215,725,305.02 = 56,449,086.20/x
  3. Step 3: Cross multiply
    143,878,733.26x = 215,725,305.02 × 56,449,086.20
  4. Step 4: Simplify right side
    143,878,733.26x = 12,177,496,338,360,614
  5. Step 5: Solve for x
    x = 12,177,496,338,360,614/143,878,733.26
  6. Step 6: Final answer
    x = 84,637,222.35

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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.