Home / 781,972,530,122.36-1,172,325,816,504.70-244,473,818,505.60

Finding the Fourth Proportional to 781,972,530,122.36, 1,172,325,816,504.70 and 244,473,818,505.60

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Solution

The fourth proportional to 781,972,530,122.36, 1,172,325,816,504.70 and 244,473,818,505.60 is: 366,512,834,982.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,972,530,122.36 : 1,172,325,816,504.70 = 244,473,818,505.60 : x
  2. Step 2: Convert to fraction form
    781,972,530,122.36/1,172,325,816,504.70 = 244,473,818,505.60/x
  3. Step 3: Cross multiply
    781,972,530,122.36x = 1,172,325,816,504.70 × 244,473,818,505.60
  4. Step 4: Simplify right side
    781,972,530,122.36x = 286,602,968,893,599,344,754,688
  5. Step 5: Solve for x
    x = 286,602,968,893,599,344,754,688/781,972,530,122.36
  6. Step 6: Final answer
    x = 366,512,834,982.52

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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.