Home / 88,564,561.20-122,243,403.66-51,406,812.54

Finding the Fourth Proportional to 88,564,561.20, 122,243,403.66 and 51,406,812.54

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Solution

The fourth proportional to 88,564,561.20, 122,243,403.66 and 51,406,812.54 is: 70,955,511.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,564,561.20 : 122,243,403.66 = 51,406,812.54 : x
  2. Step 2: Convert to fraction form
    88,564,561.20/122,243,403.66 = 51,406,812.54/x
  3. Step 3: Cross multiply
    88,564,561.20x = 122,243,403.66 × 51,406,812.54
  4. Step 4: Simplify right side
    88,564,561.20x = 6,284,143,736,201,170
  5. Step 5: Solve for x
    x = 6,284,143,736,201,170/88,564,561.20
  6. Step 6: Final answer
    x = 70,955,511.45

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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.