Home / 291,898,737,094.86-437,688,490,118.20-231,779,204,189.86

Finding the Fourth Proportional to 291,898,737,094.86, 437,688,490,118.20 and 231,779,204,189.86

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Solution

The fourth proportional to 291,898,737,094.86, 437,688,490,118.20 and 231,779,204,189.86 is: 347,542,065,211.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,898,737,094.86 : 437,688,490,118.20 = 231,779,204,189.86 : x
  2. Step 2: Convert to fraction form
    291,898,737,094.86/437,688,490,118.20 = 231,779,204,189.86/x
  3. Step 3: Cross multiply
    291,898,737,094.86x = 437,688,490,118.20 × 231,779,204,189.86
  4. Step 4: Simplify right side
    291,898,737,094.86x = 101,447,089,922,657,797,275,648
  5. Step 5: Solve for x
    x = 101,447,089,922,657,797,275,648/291,898,737,094.86
  6. Step 6: Final answer
    x = 347,542,065,211.78

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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.