Home / 682,364,344.60-1,023,546,516.90-655,579,718.20

Finding the Fourth Proportional to 682,364,344.60, 1,023,546,516.90 and 655,579,718.20

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Solution

The fourth proportional to 682,364,344.60, 1,023,546,516.90 and 655,579,718.20 is: 983,369,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,364,344.60 : 1,023,546,516.90 = 655,579,718.20 : x
  2. Step 2: Convert to fraction form
    682,364,344.60/1,023,546,516.90 = 655,579,718.20/x
  3. Step 3: Cross multiply
    682,364,344.60x = 1,023,546,516.90 × 655,579,718.20
  4. Step 4: Simplify right side
    682,364,344.60x = 671,016,337,113,893,632
  5. Step 5: Solve for x
    x = 671,016,337,113,893,632/682,364,344.60
  6. Step 6: Final answer
    x = 983,369,577.30

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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.