Home / 781,972,539,422.20-1,172,325,830,437.60-244,473,827,806.80

Finding the Fourth Proportional to 781,972,539,422.20, 1,172,325,830,437.60 and 244,473,827,806.80

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Solution

The fourth proportional to 781,972,539,422.20, 1,172,325,830,437.60 and 244,473,827,806.80 is: 366,512,848,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,972,539,422.20 : 1,172,325,830,437.60 = 244,473,827,806.80 : x
  2. Step 2: Convert to fraction form
    781,972,539,422.20/1,172,325,830,437.60 = 244,473,827,806.80/x
  3. Step 3: Cross multiply
    781,972,539,422.20x = 1,172,325,830,437.60 × 244,473,827,806.80
  4. Step 4: Simplify right side
    781,972,539,422.20x = 286,602,983,203,865,653,936,128
  5. Step 5: Solve for x
    x = 286,602,983,203,865,653,936,128/781,972,539,422.20
  6. Step 6: Final answer
    x = 366,512,848,923.87

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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.