Home / 988,189,717.67-1,482,295,206.96-298,102,953.59

Finding the Fourth Proportional to 988,189,717.67, 1,482,295,206.96 and 298,102,953.59

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Solution

The fourth proportional to 988,189,717.67, 1,482,295,206.96 and 298,102,953.59 is: 447,157,637.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,189,717.67 : 1,482,295,206.96 = 298,102,953.59 : x
  2. Step 2: Convert to fraction form
    988,189,717.67/1,482,295,206.96 = 298,102,953.59/x
  3. Step 3: Cross multiply
    988,189,717.67x = 1,482,295,206.96 × 298,102,953.59
  4. Step 4: Simplify right side
    988,189,717.67x = 441,876,579,287,076,288
  5. Step 5: Solve for x
    x = 441,876,579,287,076,288/988,189,717.67
  6. Step 6: Final answer
    x = 447,157,637.23

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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.