Home / 662,858,796.96-915,137,092.08-589,316,461.92

Finding the Fourth Proportional to 662,858,796.96, 915,137,092.08 and 589,316,461.92

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Solution

The fourth proportional to 662,858,796.96, 915,137,092.08 and 589,316,461.92 is: 813,605,183.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,858,796.96 : 915,137,092.08 = 589,316,461.92 : x
  2. Step 2: Convert to fraction form
    662,858,796.96/915,137,092.08 = 589,316,461.92/x
  3. Step 3: Cross multiply
    662,858,796.96x = 915,137,092.08 × 589,316,461.92
  4. Step 4: Simplify right side
    662,858,796.96x = 539,305,353,276,342,848
  5. Step 5: Solve for x
    x = 539,305,353,276,342,848/662,858,796.96
  6. Step 6: Final answer
    x = 813,605,183.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.