Home / 225,118,722,619.15-337,688,944,255.38-74,021,678,779.39

Finding the Fourth Proportional to 225,118,722,619.15, 337,688,944,255.38 and 74,021,678,779.39

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Solution

The fourth proportional to 225,118,722,619.15, 337,688,944,255.38 and 74,021,678,779.39 is: 111,036,089,171.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,118,722,619.15 : 337,688,944,255.38 = 74,021,678,779.39 : x
  2. Step 2: Convert to fraction form
    225,118,722,619.15/337,688,944,255.38 = 74,021,678,779.39/x
  3. Step 3: Cross multiply
    225,118,722,619.15x = 337,688,944,255.38 × 74,021,678,779.39
  4. Step 4: Simplify right side
    225,118,722,619.15x = 24,996,302,559,023,074,377,728
  5. Step 5: Solve for x
    x = 24,996,302,559,023,074,377,728/225,118,722,619.15
  6. Step 6: Final answer
    x = 111,036,089,171.98

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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.