Home / 127,240,696,857.40-190,861,045,286.10-56,420,231,468.20

Finding the Fourth Proportional to 127,240,696,857.40, 190,861,045,286.10 and 56,420,231,468.20

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Solution

The fourth proportional to 127,240,696,857.40, 190,861,045,286.10 and 56,420,231,468.20 is: 84,630,347,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,240,696,857.40 : 190,861,045,286.10 = 56,420,231,468.20 : x
  2. Step 2: Convert to fraction form
    127,240,696,857.40/190,861,045,286.10 = 56,420,231,468.20/x
  3. Step 3: Cross multiply
    127,240,696,857.40x = 190,861,045,286.10 × 56,420,231,468.20
  4. Step 4: Simplify right side
    127,240,696,857.40x = 10,768,424,353,304,363,925,504
  5. Step 5: Solve for x
    x = 10,768,424,353,304,363,925,504/127,240,696,857.40
  6. Step 6: Final answer
    x = 84,630,347,202.30

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Double scale
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1.5x scale

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.