Home / 1,966,842,048.70-2,950,194,838.65-492,994,755.10

Finding the Fourth Proportional to 1,966,842,048.70, 2,950,194,838.65 and 492,994,755.10

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Solution

The fourth proportional to 1,966,842,048.70, 2,950,194,838.65 and 492,994,755.10 is: 739,475,029.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,842,048.70 : 2,950,194,838.65 = 492,994,755.10 : x
  2. Step 2: Convert to fraction form
    1,966,842,048.70/2,950,194,838.65 = 492,994,755.10/x
  3. Step 3: Cross multiply
    1,966,842,048.70x = 2,950,194,838.65 × 492,994,755.10
  4. Step 4: Simplify right side
    1,966,842,048.70x = 1,454,430,581,977,540,864
  5. Step 5: Solve for x
    x = 1,454,430,581,977,540,864/1,966,842,048.70
  6. Step 6: Final answer
    x = 739,475,029.50

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Double scale
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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.