Home / 21,559,856,923.86-32,310,877,938.12-16,779,532,231.83

Finding the Fourth Proportional to 21,559,856,923.86, 32,310,877,938.12 and 16,779,532,231.83

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Solution

The fourth proportional to 21,559,856,923.86, 32,310,877,938.12 and 16,779,532,231.83 is: 25,146,800,357.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,559,856,923.86 : 32,310,877,938.12 = 16,779,532,231.83 : x
  2. Step 2: Convert to fraction form
    21,559,856,923.86/32,310,877,938.12 = 16,779,532,231.83/x
  3. Step 3: Cross multiply
    21,559,856,923.86x = 32,310,877,938.12 × 16,779,532,231.83
  4. Step 4: Simplify right side
    21,559,856,923.86x = 542,161,417,801,409,363,968
  5. Step 5: Solve for x
    x = 542,161,417,801,409,363,968/21,559,856,923.86
  6. Step 6: Final answer
    x = 25,146,800,357.54

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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.