Home / 291,898,737,096.12-437,688,490,120.08-231,779,204,191.11

Finding the Fourth Proportional to 291,898,737,096.12, 437,688,490,120.08 and 231,779,204,191.11

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Solution

The fourth proportional to 291,898,737,096.12, 437,688,490,120.08 and 231,779,204,191.11 is: 347,542,065,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,898,737,096.12 : 437,688,490,120.08 = 231,779,204,191.11 : x
  2. Step 2: Convert to fraction form
    291,898,737,096.12/437,688,490,120.08 = 231,779,204,191.11/x
  3. Step 3: Cross multiply
    291,898,737,096.12x = 437,688,490,120.08 × 231,779,204,191.11
  4. Step 4: Simplify right side
    291,898,737,096.12x = 101,447,089,923,640,656,920,576
  5. Step 5: Solve for x
    x = 101,447,089,923,640,656,920,576/291,898,737,096.12
  6. Step 6: Final answer
    x = 347,542,065,213.65

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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.