Home / 983,412,046.20-1,475,118,069.30-493,636,020.60

Finding the Fourth Proportional to 983,412,046.20, 1,475,118,069.30 and 493,636,020.60

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Solution

The fourth proportional to 983,412,046.20, 1,475,118,069.30 and 493,636,020.60 is: 740,454,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,412,046.20 : 1,475,118,069.30 = 493,636,020.60 : x
  2. Step 2: Convert to fraction form
    983,412,046.20/1,475,118,069.30 = 493,636,020.60/x
  3. Step 3: Cross multiply
    983,412,046.20x = 1,475,118,069.30 × 493,636,020.60
  4. Step 4: Simplify right side
    983,412,046.20x = 728,171,413,644,407,040
  5. Step 5: Solve for x
    x = 728,171,413,644,407,040/983,412,046.20
  6. Step 6: Final answer
    x = 740,454,030.90

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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.