Home / 1,517,154,461.40-2,275,731,692.10-993,366,211.80

Finding the Fourth Proportional to 1,517,154,461.40, 2,275,731,692.10 and 993,366,211.80

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Solution

The fourth proportional to 1,517,154,461.40, 2,275,731,692.10 and 993,366,211.80 is: 1,490,049,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,154,461.40 : 2,275,731,692.10 = 993,366,211.80 : x
  2. Step 2: Convert to fraction form
    1,517,154,461.40/2,275,731,692.10 = 993,366,211.80/x
  3. Step 3: Cross multiply
    1,517,154,461.40x = 2,275,731,692.10 × 993,366,211.80
  4. Step 4: Simplify right side
    1,517,154,461.40x = 2,260,634,970,054,580,736
  5. Step 5: Solve for x
    x = 2,260,634,970,054,580,736/1,517,154,461.40
  6. Step 6: Final answer
    x = 1,490,049,317.70

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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.