Home / 410,454,359.50-616,663,750.56-263,190,442.76

Finding the Fourth Proportional to 410,454,359.50, 616,663,750.56 and 263,190,442.76

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Solution

The fourth proportional to 410,454,359.50, 616,663,750.56 and 263,190,442.76 is: 395,415,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,454,359.50 : 616,663,750.56 = 263,190,442.76 : x
  2. Step 2: Convert to fraction form
    410,454,359.50/616,663,750.56 = 263,190,442.76/x
  3. Step 3: Cross multiply
    410,454,359.50x = 616,663,750.56 × 263,190,442.76
  4. Step 4: Simplify right side
    410,454,359.50x = 162,300,005,539,529,312
  5. Step 5: Solve for x
    x = 162,300,005,539,529,312/410,454,359.50
  6. Step 6: Final answer
    x = 395,415,475.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.