Home / 122,052,215.60-168,271,784.10-88,076,263.46

Finding the Fourth Proportional to 122,052,215.60, 168,271,784.10 and 88,076,263.46

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Solution

The fourth proportional to 122,052,215.60, 168,271,784.10 and 88,076,263.46 is: 121,429,585.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,052,215.60 : 168,271,784.10 = 88,076,263.46 : x
  2. Step 2: Convert to fraction form
    122,052,215.60/168,271,784.10 = 88,076,263.46/x
  3. Step 3: Cross multiply
    122,052,215.60x = 168,271,784.10 × 88,076,263.46
  4. Step 4: Simplify right side
    122,052,215.60x = 14,820,749,989,275,838
  5. Step 5: Solve for x
    x = 14,820,749,989,275,838/122,052,215.60
  6. Step 6: Final answer
    x = 121,429,585.82

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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.