Home / 1,397,251,733.80-2,096,064,224.70-476,896,815.40

Finding the Fourth Proportional to 1,397,251,733.80, 2,096,064,224.70 and 476,896,815.40

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Solution

The fourth proportional to 1,397,251,733.80, 2,096,064,224.70 and 476,896,815.40 is: 715,408,919.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,251,733.80 : 2,096,064,224.70 = 476,896,815.40 : x
  2. Step 2: Convert to fraction form
    1,397,251,733.80/2,096,064,224.70 = 476,896,815.40/x
  3. Step 3: Cross multiply
    1,397,251,733.80x = 2,096,064,224.70 × 476,896,815.40
  4. Step 4: Simplify right side
    1,397,251,733.80x = 999,606,353,633,299,968
  5. Step 5: Solve for x
    x = 999,606,353,633,299,968/1,397,251,733.80
  6. Step 6: Final answer
    x = 715,408,919.85

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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.