Home / 558,862,173,957.96-838,434,334,611.78-155,945,305,829.79

Finding the Fourth Proportional to 558,862,173,957.96, 838,434,334,611.78 and 155,945,305,829.79

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Solution

The fourth proportional to 558,862,173,957.96, 838,434,334,611.78 and 155,945,305,829.79 is: 233,957,324,045.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,862,173,957.96 : 838,434,334,611.78 = 155,945,305,829.79 : x
  2. Step 2: Convert to fraction form
    558,862,173,957.96/838,434,334,611.78 = 155,945,305,829.79/x
  3. Step 3: Cross multiply
    558,862,173,957.96x = 838,434,334,611.78 × 155,945,305,829.79
  4. Step 4: Simplify right side
    558,862,173,957.96x = 130,749,898,729,230,532,870,144
  5. Step 5: Solve for x
    x = 130,749,898,729,230,532,870,144/558,862,173,957.96
  6. Step 6: Final answer
    x = 233,957,324,045.10

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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.