Home / 1,493,966,546.80-2,240,949,820.20-977,988,511.60

Finding the Fourth Proportional to 1,493,966,546.80, 2,240,949,820.20 and 977,988,511.60

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Solution

The fourth proportional to 1,493,966,546.80, 2,240,949,820.20 and 977,988,511.60 is: 1,466,982,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,966,546.80 : 2,240,949,820.20 = 977,988,511.60 : x
  2. Step 2: Convert to fraction form
    1,493,966,546.80/2,240,949,820.20 = 977,988,511.60/x
  3. Step 3: Cross multiply
    1,493,966,546.80x = 2,240,949,820.20 × 977,988,511.60
  4. Step 4: Simplify right side
    1,493,966,546.80x = 2,191,623,179,227,685,376
  5. Step 5: Solve for x
    x = 2,191,623,179,227,685,376/1,493,966,546.80
  6. Step 6: Final answer
    x = 1,466,982,767.40

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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.