Home / 45,351,393,396.20-68,027,090,094.30-17,778,817,140.20

Finding the Fourth Proportional to 45,351,393,396.20, 68,027,090,094.30 and 17,778,817,140.20

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Solution

The fourth proportional to 45,351,393,396.20, 68,027,090,094.30 and 17,778,817,140.20 is: 26,668,225,710.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,351,393,396.20 : 68,027,090,094.30 = 17,778,817,140.20 : x
  2. Step 2: Convert to fraction form
    45,351,393,396.20/68,027,090,094.30 = 17,778,817,140.20/x
  3. Step 3: Cross multiply
    45,351,393,396.20x = 68,027,090,094.30 × 17,778,817,140.20
  4. Step 4: Simplify right side
    45,351,393,396.20x = 1,209,441,195,366,470,647,808
  5. Step 5: Solve for x
    x = 1,209,441,195,366,470,647,808/45,351,393,396.20
  6. Step 6: Final answer
    x = 26,668,225,710.30

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Double scale
Find fourth proportional to 45,351,393,397.20, 68,027,090,095.80 and 17,778,817,141.20
Similar ratio
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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.