Home / 909,468,242.80-1,364,202,364.20-496,219,721.20

Finding the Fourth Proportional to 909,468,242.80, 1,364,202,364.20 and 496,219,721.20

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Solution

The fourth proportional to 909,468,242.80, 1,364,202,364.20 and 496,219,721.20 is: 744,329,581.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,468,242.80 : 1,364,202,364.20 = 496,219,721.20 : x
  2. Step 2: Convert to fraction form
    909,468,242.80/1,364,202,364.20 = 496,219,721.20/x
  3. Step 3: Cross multiply
    909,468,242.80x = 1,364,202,364.20 × 496,219,721.20
  4. Step 4: Simplify right side
    909,468,242.80x = 676,944,116,823,704,832
  5. Step 5: Solve for x
    x = 676,944,116,823,704,832/909,468,242.80
  6. Step 6: Final answer
    x = 744,329,581.80

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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.