Home / 74,593,413,362.40-111,887,532,190.80-18,696,390,079.20

Finding the Fourth Proportional to 74,593,413,362.40, 111,887,532,190.80 and 18,696,390,079.20

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Solution

The fourth proportional to 74,593,413,362.40, 111,887,532,190.80 and 18,696,390,079.20 is: 28,043,936,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,593,413,362.40 : 111,887,532,190.80 = 18,696,390,079.20 : x
  2. Step 2: Convert to fraction form
    74,593,413,362.40/111,887,532,190.80 = 18,696,390,079.20/x
  3. Step 3: Cross multiply
    74,593,413,362.40x = 111,887,532,190.80 × 18,696,390,079.20
  4. Step 4: Simplify right side
    74,593,413,362.40x = 2,091,892,946,838,244,032,512
  5. Step 5: Solve for x
    x = 2,091,892,946,838,244,032,512/74,593,413,362.40
  6. Step 6: Final answer
    x = 28,043,936,489.07

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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.