Home / 1,545,095,257.20-2,317,642,885.80-931,363,570.80

Finding the Fourth Proportional to 1,545,095,257.20, 2,317,642,885.80 and 931,363,570.80

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Solution

The fourth proportional to 1,545,095,257.20, 2,317,642,885.80 and 931,363,570.80 is: 1,397,045,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,095,257.20 : 2,317,642,885.80 = 931,363,570.80 : x
  2. Step 2: Convert to fraction form
    1,545,095,257.20/2,317,642,885.80 = 931,363,570.80/x
  3. Step 3: Cross multiply
    1,545,095,257.20x = 2,317,642,885.80 × 931,363,570.80
  4. Step 4: Simplify right side
    1,545,095,257.20x = 2,158,568,153,957,904,640
  5. Step 5: Solve for x
    x = 2,158,568,153,957,904,640/1,545,095,257.20
  6. Step 6: Final answer
    x = 1,397,045,356.20

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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.