Home / 400,380,773,085.30-552,571,302,894.51-224,444,757,580.86

Finding the Fourth Proportional to 400,380,773,085.30, 552,571,302,894.51 and 224,444,757,580.86

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Solution

The fourth proportional to 400,380,773,085.30, 552,571,302,894.51 and 224,444,757,580.86 is: 309,759,460,147.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,380,773,085.30 : 552,571,302,894.51 = 224,444,757,580.86 : x
  2. Step 2: Convert to fraction form
    400,380,773,085.30/552,571,302,894.51 = 224,444,757,580.86/x
  3. Step 3: Cross multiply
    400,380,773,085.30x = 552,571,302,894.51 × 224,444,757,580.86
  4. Step 4: Simplify right side
    400,380,773,085.30x = 124,021,732,124,298,261,299,200
  5. Step 5: Solve for x
    x = 124,021,732,124,298,261,299,200/400,380,773,085.30
  6. Step 6: Final answer
    x = 309,759,460,147.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.