Home / 126,849,302.64-175,076,587.44-82,719,687.60

Finding the Fourth Proportional to 126,849,302.64, 175,076,587.44 and 82,719,687.60

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Solution

The fourth proportional to 126,849,302.64, 175,076,587.44 and 82,719,687.60 is: 114,169,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,849,302.64 : 175,076,587.44 = 82,719,687.60 : x
  2. Step 2: Convert to fraction form
    126,849,302.64/175,076,587.44 = 82,719,687.60/x
  3. Step 3: Cross multiply
    126,849,302.64x = 175,076,587.44 × 82,719,687.60
  4. Step 4: Simplify right side
    126,849,302.64x = 14,482,280,619,110,882
  5. Step 5: Solve for x
    x = 14,482,280,619,110,882/126,849,302.64
  6. Step 6: Final answer
    x = 114,169,178.05

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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.