Home / 856,234,436.40-1,284,354,048.87-266,110,967.27

Finding the Fourth Proportional to 856,234,436.40, 1,284,354,048.87 and 266,110,967.27

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Solution

The fourth proportional to 856,234,436.40, 1,284,354,048.87 and 266,110,967.27 is: 399,167,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,234,436.40 : 1,284,354,048.87 = 266,110,967.27 : x
  2. Step 2: Convert to fraction form
    856,234,436.40/1,284,354,048.87 = 266,110,967.27/x
  3. Step 3: Cross multiply
    856,234,436.40x = 1,284,354,048.87 × 266,110,967.27
  4. Step 4: Simplify right side
    856,234,436.40x = 341,780,698,255,514,752
  5. Step 5: Solve for x
    x = 341,780,698,255,514,752/856,234,436.40
  6. Step 6: Final answer
    x = 399,167,195.02

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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.