Home / 299,592,237,937.86-449,340,520,114.52-87,306,714,525.65

Finding the Fourth Proportional to 299,592,237,937.86, 449,340,520,114.52 and 87,306,714,525.65

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Solution

The fourth proportional to 299,592,237,937.86, 449,340,520,114.52 and 87,306,714,525.65 is: 130,946,131,263.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,592,237,937.86 : 449,340,520,114.52 = 87,306,714,525.65 : x
  2. Step 2: Convert to fraction form
    299,592,237,937.86/449,340,520,114.52 = 87,306,714,525.65/x
  3. Step 3: Cross multiply
    299,592,237,937.86x = 449,340,520,114.52 × 87,306,714,525.65
  4. Step 4: Simplify right side
    299,592,237,937.86x = 39,230,444,514,443,247,222,784
  5. Step 5: Solve for x
    x = 39,230,444,514,443,247,222,784/299,592,237,937.86
  6. Step 6: Final answer
    x = 130,946,131,263.19

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1.5x scale

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.