Home / 631,155,610.20-946,733,415.30-606,969,139.80

Finding the Fourth Proportional to 631,155,610.20, 946,733,415.30 and 606,969,139.80

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Solution

The fourth proportional to 631,155,610.20, 946,733,415.30 and 606,969,139.80 is: 910,453,709.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,155,610.20 : 946,733,415.30 = 606,969,139.80 : x
  2. Step 2: Convert to fraction form
    631,155,610.20/946,733,415.30 = 606,969,139.80/x
  3. Step 3: Cross multiply
    631,155,610.20x = 946,733,415.30 × 606,969,139.80
  4. Step 4: Simplify right side
    631,155,610.20x = 574,637,966,704,557,056
  5. Step 5: Solve for x
    x = 574,637,966,704,557,056/631,155,610.20
  6. Step 6: Final answer
    x = 910,453,709.70

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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.