Home / 84,940,819,233.75-127,428,013,241.70-31,158,454,150.23

Finding the Fourth Proportional to 84,940,819,233.75, 127,428,013,241.70 and 31,158,454,150.23

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Solution

The fourth proportional to 84,940,819,233.75, 127,428,013,241.70 and 31,158,454,150.23 is: 46,743,838,167.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,940,819,233.75 : 127,428,013,241.70 = 31,158,454,150.23 : x
  2. Step 2: Convert to fraction form
    84,940,819,233.75/127,428,013,241.70 = 31,158,454,150.23/x
  3. Step 3: Cross multiply
    84,940,819,233.75x = 127,428,013,241.70 × 31,158,454,150.23
  4. Step 4: Simplify right side
    84,940,819,233.75x = 3,970,459,908,046,410,743,808
  5. Step 5: Solve for x
    x = 3,970,459,908,046,410,743,808/84,940,819,233.75
  6. Step 6: Final answer
    x = 46,743,838,167.14

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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.