Home / 20,194,758,010.10-30,292,137,015.15-5,472,779,428.10

Finding the Fourth Proportional to 20,194,758,010.10, 30,292,137,015.15 and 5,472,779,428.10

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Solution

The fourth proportional to 20,194,758,010.10, 30,292,137,015.15 and 5,472,779,428.10 is: 8,209,169,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,758,010.10 : 30,292,137,015.15 = 5,472,779,428.10 : x
  2. Step 2: Convert to fraction form
    20,194,758,010.10/30,292,137,015.15 = 5,472,779,428.10/x
  3. Step 3: Cross multiply
    20,194,758,010.10x = 30,292,137,015.15 × 5,472,779,428.10
  4. Step 4: Simplify right side
    20,194,758,010.10x = 165,782,184,289,699,463,168
  5. Step 5: Solve for x
    x = 165,782,184,289,699,463,168/20,194,758,010.10
  6. Step 6: Final answer
    x = 8,209,169,142.15

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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.