Home / 1,114,732,429.92-1,671,163,308.36-492,847,257.60

Finding the Fourth Proportional to 1,114,732,429.92, 1,671,163,308.36 and 492,847,257.60

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Solution

The fourth proportional to 1,114,732,429.92, 1,671,163,308.36 and 492,847,257.60 is: 738,857,353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,732,429.92 : 1,671,163,308.36 = 492,847,257.60 : x
  2. Step 2: Convert to fraction form
    1,114,732,429.92/1,671,163,308.36 = 492,847,257.60/x
  3. Step 3: Cross multiply
    1,114,732,429.92x = 1,671,163,308.36 × 492,847,257.60
  4. Step 4: Simplify right side
    1,114,732,429.92x = 823,628,253,526,969,088
  5. Step 5: Solve for x
    x = 823,628,253,526,969,088/1,114,732,429.92
  6. Step 6: Final answer
    x = 738,857,353.94

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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.