Home / 1,375,983,028.40-1,931,818,195.60-1,375,983,028.40

Finding the Fourth Proportional to 1,375,983,028.40, 1,931,818,195.60 and 1,375,983,028.40

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Solution

The fourth proportional to 1,375,983,028.40, 1,931,818,195.60 and 1,375,983,028.40 is: 1,931,818,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,983,028.40 : 1,931,818,195.60 = 1,375,983,028.40 : x
  2. Step 2: Convert to fraction form
    1,375,983,028.40/1,931,818,195.60 = 1,375,983,028.40/x
  3. Step 3: Cross multiply
    1,375,983,028.40x = 1,931,818,195.60 × 1,375,983,028.40
  4. Step 4: Simplify right side
    1,375,983,028.40x = 2,658,149,051,099,911,680
  5. Step 5: Solve for x
    x = 2,658,149,051,099,911,680/1,375,983,028.40
  6. Step 6: Final answer
    x = 1,931,818,195.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.