Home / 1,261,840,126,850.50-1,892,774,730,414.10-456,068,262,283.80

Finding the Fourth Proportional to 1,261,840,126,850.50, 1,892,774,730,414.10 and 456,068,262,283.80

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Solution

The fourth proportional to 1,261,840,126,850.50, 1,892,774,730,414.10 and 456,068,262,283.80 is: 684,107,648,683.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,840,126,850.50 : 1,892,774,730,414.10 = 456,068,262,283.80 : x
  2. Step 2: Convert to fraction form
    1,261,840,126,850.50/1,892,774,730,414.10 = 456,068,262,283.80/x
  3. Step 3: Cross multiply
    1,261,840,126,850.50x = 1,892,774,730,414.10 × 456,068,262,283.80
  4. Step 4: Simplify right side
    1,261,840,126,850.50x = 863,234,482,194,646,634,070,016
  5. Step 5: Solve for x
    x = 863,234,482,194,646,634,070,016/1,261,840,126,850.50
  6. Step 6: Final answer
    x = 684,107,648,683.87

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Double scale
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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.