Home / 682,364,348.10-1,023,546,522.15-655,579,721.70

Finding the Fourth Proportional to 682,364,348.10, 1,023,546,522.15 and 655,579,721.70

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Solution

The fourth proportional to 682,364,348.10, 1,023,546,522.15 and 655,579,721.70 is: 983,369,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,364,348.10 : 1,023,546,522.15 = 655,579,721.70 : x
  2. Step 2: Convert to fraction form
    682,364,348.10/1,023,546,522.15 = 655,579,721.70/x
  3. Step 3: Cross multiply
    682,364,348.10x = 1,023,546,522.15 × 655,579,721.70
  4. Step 4: Simplify right side
    682,364,348.10x = 671,016,344,138,099,968
  5. Step 5: Solve for x
    x = 671,016,344,138,099,968/682,364,348.10
  6. Step 6: Final answer
    x = 983,369,582.55

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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.