Home / 88,926,628.86-122,731,635.78-51,242,461.02

Finding the Fourth Proportional to 88,926,628.86, 122,731,635.78 and 51,242,461.02

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Solution

The fourth proportional to 88,926,628.86, 122,731,635.78 and 51,242,461.02 is: 70,722,022.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,926,628.86 : 122,731,635.78 = 51,242,461.02 : x
  2. Step 2: Convert to fraction form
    88,926,628.86/122,731,635.78 = 51,242,461.02/x
  3. Step 3: Cross multiply
    88,926,628.86x = 122,731,635.78 × 51,242,461.02
  4. Step 4: Simplify right side
    88,926,628.86x = 6,289,071,062,377,488
  5. Step 5: Solve for x
    x = 6,289,071,062,377,488/88,926,628.86
  6. Step 6: Final answer
    x = 70,722,022.67

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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.