Home / 1,490,241,444.30-2,235,362,166.45-1,480,037,777.10

Finding the Fourth Proportional to 1,490,241,444.30, 2,235,362,166.45 and 1,480,037,777.10

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Solution

The fourth proportional to 1,490,241,444.30, 2,235,362,166.45 and 1,480,037,777.10 is: 2,220,056,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,241,444.30 : 2,235,362,166.45 = 1,480,037,777.10 : x
  2. Step 2: Convert to fraction form
    1,490,241,444.30/2,235,362,166.45 = 1,480,037,777.10/x
  3. Step 3: Cross multiply
    1,490,241,444.30x = 2,235,362,166.45 × 1,480,037,777.10
  4. Step 4: Simplify right side
    1,490,241,444.30x = 3,308,420,451,846,097,920
  5. Step 5: Solve for x
    x = 3,308,420,451,846,097,920/1,490,241,444.30
  6. Step 6: Final answer
    x = 2,220,056,665.65

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Double scale
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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.