Home / 1,770,183,045.08-2,442,856,219.92-977,230,114.92

Finding the Fourth Proportional to 1,770,183,045.08, 2,442,856,219.92 and 977,230,114.92

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Solution

The fourth proportional to 1,770,183,045.08, 2,442,856,219.92 and 977,230,114.92 is: 1,348,579,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,183,045.08 : 2,442,856,219.92 = 977,230,114.92 : x
  2. Step 2: Convert to fraction form
    1,770,183,045.08/2,442,856,219.92 = 977,230,114.92/x
  3. Step 3: Cross multiply
    1,770,183,045.08x = 2,442,856,219.92 × 977,230,114.92
  4. Step 4: Simplify right side
    1,770,183,045.08x = 2,387,232,664,525,458,432
  5. Step 5: Solve for x
    x = 2,387,232,664,525,458,432/1,770,183,045.08
  6. Step 6: Final answer
    x = 1,348,579,555.75

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Double scale
Find fourth proportional to 1,770,183,046.08, 2,442,856,221.30 and 977,230,115.92
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1.5x scale

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.