Home / 682,344,101.70-1,023,516,152.55-245,712,176.10

Finding the Fourth Proportional to 682,344,101.70, 1,023,516,152.55 and 245,712,176.10

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Solution

The fourth proportional to 682,344,101.70, 1,023,516,152.55 and 245,712,176.10 is: 368,568,264.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,344,101.70 : 1,023,516,152.55 = 245,712,176.10 : x
  2. Step 2: Convert to fraction form
    682,344,101.70/1,023,516,152.55 = 245,712,176.10/x
  3. Step 3: Cross multiply
    682,344,101.70x = 1,023,516,152.55 × 245,712,176.10
  4. Step 4: Simplify right side
    682,344,101.70x = 251,490,381,116,560,032
  5. Step 5: Solve for x
    x = 251,490,381,116,560,032/682,344,101.70
  6. Step 6: Final answer
    x = 368,568,264.15

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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.