Home / 340,088,672.40-509,377,181.40-263,162,259.60

Finding the Fourth Proportional to 340,088,672.40, 509,377,181.40 and 263,162,259.60

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Solution

The fourth proportional to 340,088,672.40, 509,377,181.40 and 263,162,259.60 is: 394,158,526.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,088,672.40 : 509,377,181.40 = 263,162,259.60 : x
  2. Step 2: Convert to fraction form
    340,088,672.40/509,377,181.40 = 263,162,259.60/x
  3. Step 3: Cross multiply
    340,088,672.40x = 509,377,181.40 × 263,162,259.60
  4. Step 4: Simplify right side
    340,088,672.40x = 134,048,850,045,903,088
  5. Step 5: Solve for x
    x = 134,048,850,045,903,088/340,088,672.40
  6. Step 6: Final answer
    x = 394,158,526.66

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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.