Home / 1,848,965,363.80-2,773,448,045.70-621,725,939.80

Finding the Fourth Proportional to 1,848,965,363.80, 2,773,448,045.70 and 621,725,939.80

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Solution

The fourth proportional to 1,848,965,363.80, 2,773,448,045.70 and 621,725,939.80 is: 932,588,909.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848,965,363.80 : 2,773,448,045.70 = 621,725,939.80 : x
  2. Step 2: Convert to fraction form
    1,848,965,363.80/2,773,448,045.70 = 621,725,939.80/x
  3. Step 3: Cross multiply
    1,848,965,363.80x = 2,773,448,045.70 × 621,725,939.80
  4. Step 4: Simplify right side
    1,848,965,363.80x = 1,724,324,592,699,305,472
  5. Step 5: Solve for x
    x = 1,724,324,592,699,305,472/1,848,965,363.80
  6. Step 6: Final answer
    x = 932,588,909.70

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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.