Home / 524,867,323.20-787,296,837.60-136,689,403.20

Finding the Fourth Proportional to 524,867,323.20, 787,296,837.60 and 136,689,403.20

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Solution

The fourth proportional to 524,867,323.20, 787,296,837.60 and 136,689,403.20 is: 205,033,024.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,867,323.20 : 787,296,837.60 = 136,689,403.20 : x
  2. Step 2: Convert to fraction form
    524,867,323.20/787,296,837.60 = 136,689,403.20/x
  3. Step 3: Cross multiply
    524,867,323.20x = 787,296,837.60 × 136,689,403.20
  4. Step 4: Simplify right side
    524,867,323.20x = 107,615,134,872,791,312
  5. Step 5: Solve for x
    x = 107,615,134,872,791,312/524,867,323.20
  6. Step 6: Final answer
    x = 205,033,024.76

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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.