Home / 776,952,234.20-1,166,257,989.66-334,514,020.64

Finding the Fourth Proportional to 776,952,234.20, 1,166,257,989.66 and 334,514,020.64

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Solution

The fourth proportional to 776,952,234.20, 1,166,257,989.66 and 334,514,020.64 is: 502,128,228.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,952,234.20 : 1,166,257,989.66 = 334,514,020.64 : x
  2. Step 2: Convert to fraction form
    776,952,234.20/1,166,257,989.66 = 334,514,020.64/x
  3. Step 3: Cross multiply
    776,952,234.20x = 1,166,257,989.66 × 334,514,020.64
  4. Step 4: Simplify right side
    776,952,234.20x = 390,129,649,224,690,176
  5. Step 5: Solve for x
    x = 390,129,649,224,690,176/776,952,234.20
  6. Step 6: Final answer
    x = 502,128,228.80

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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.