Home / 1,357,983,255.09-2,037,201,704.61-425,120,454.72

Finding the Fourth Proportional to 1,357,983,255.09, 2,037,201,704.61 and 425,120,454.72

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Solution

The fourth proportional to 1,357,983,255.09, 2,037,201,704.61 and 425,120,454.72 is: 637,751,689.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,357,983,255.09 : 2,037,201,704.61 = 425,120,454.72 : x
  2. Step 2: Convert to fraction form
    1,357,983,255.09/2,037,201,704.61 = 425,120,454.72/x
  3. Step 3: Cross multiply
    1,357,983,255.09x = 2,037,201,704.61 × 425,120,454.72
  4. Step 4: Simplify right side
    1,357,983,255.09x = 866,056,115,020,162,304
  5. Step 5: Solve for x
    x = 866,056,115,020,162,304/1,357,983,255.09
  6. Step 6: Final answer
    x = 637,751,689.33

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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.