Home / 308,190,539.22-425,279,340.27-176,013,289.32

Finding the Fourth Proportional to 308,190,539.22, 425,279,340.27 and 176,013,289.32

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Solution

The fourth proportional to 308,190,539.22, 425,279,340.27 and 176,013,289.32 is: 242,884,858.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,190,539.22 : 425,279,340.27 = 176,013,289.32 : x
  2. Step 2: Convert to fraction form
    308,190,539.22/425,279,340.27 = 176,013,289.32/x
  3. Step 3: Cross multiply
    308,190,539.22x = 425,279,340.27 × 176,013,289.32
  4. Step 4: Simplify right side
    308,190,539.22x = 74,854,815,560,762,224
  5. Step 5: Solve for x
    x = 74,854,815,560,762,224/308,190,539.22
  6. Step 6: Final answer
    x = 242,884,858.67

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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.