Home / 1,493,376,022.40-2,240,064,033.60-977,397,987.20

Finding the Fourth Proportional to 1,493,376,022.40, 2,240,064,033.60 and 977,397,987.20

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Solution

The fourth proportional to 1,493,376,022.40, 2,240,064,033.60 and 977,397,987.20 is: 1,466,096,980.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,376,022.40 : 2,240,064,033.60 = 977,397,987.20 : x
  2. Step 2: Convert to fraction form
    1,493,376,022.40/2,240,064,033.60 = 977,397,987.20/x
  3. Step 3: Cross multiply
    1,493,376,022.40x = 2,240,064,033.60 × 977,397,987.20
  4. Step 4: Simplify right side
    1,493,376,022.40x = 2,189,434,077,639,753,216
  5. Step 5: Solve for x
    x = 2,189,434,077,639,753,216/1,493,376,022.40
  6. Step 6: Final answer
    x = 1,466,096,980.80

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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.