Home / 354,412,759,004.06-489,089,631,331.72-194,020,676,558.04

Finding the Fourth Proportional to 354,412,759,004.06, 489,089,631,331.72 and 194,020,676,558.04

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Solution

The fourth proportional to 354,412,759,004.06, 489,089,631,331.72 and 194,020,676,558.04 is: 267,748,546,737.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,412,759,004.06 : 489,089,631,331.72 = 194,020,676,558.04 : x
  2. Step 2: Convert to fraction form
    354,412,759,004.06/489,089,631,331.72 = 194,020,676,558.04/x
  3. Step 3: Cross multiply
    354,412,759,004.06x = 489,089,631,331.72 × 194,020,676,558.04
  4. Step 4: Simplify right side
    354,412,759,004.06x = 94,893,501,168,502,672,719,872
  5. Step 5: Solve for x
    x = 94,893,501,168,502,672,719,872/354,412,759,004.06
  6. Step 6: Final answer
    x = 267,748,546,737.32

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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.