Home / 502,922,219.20-754,383,328.80-442,456,043.20

Finding the Fourth Proportional to 502,922,219.20, 754,383,328.80 and 442,456,043.20

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Solution

The fourth proportional to 502,922,219.20, 754,383,328.80 and 442,456,043.20 is: 663,684,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,922,219.20 : 754,383,328.80 = 442,456,043.20 : x
  2. Step 2: Convert to fraction form
    502,922,219.20/754,383,328.80 = 442,456,043.20/x
  3. Step 3: Cross multiply
    502,922,219.20x = 754,383,328.80 × 442,456,043.20
  4. Step 4: Simplify right side
    502,922,219.20x = 333,781,462,716,892,544
  5. Step 5: Solve for x
    x = 333,781,462,716,892,544/502,922,219.20
  6. Step 6: Final answer
    x = 663,684,064.80

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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.