Home / 562,911,289.54-776,816,234.58-308,592,191.86

Finding the Fourth Proportional to 562,911,289.54, 776,816,234.58 and 308,592,191.86

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Solution

The fourth proportional to 562,911,289.54, 776,816,234.58 and 308,592,191.86 is: 425,856,487.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,911,289.54 : 776,816,234.58 = 308,592,191.86 : x
  2. Step 2: Convert to fraction form
    562,911,289.54/776,816,234.58 = 308,592,191.86/x
  3. Step 3: Cross multiply
    562,911,289.54x = 776,816,234.58 × 308,592,191.86
  4. Step 4: Simplify right side
    562,911,289.54x = 239,719,424,501,474,144
  5. Step 5: Solve for x
    x = 239,719,424,501,474,144/562,911,289.54
  6. Step 6: Final answer
    x = 425,856,487.44

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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.