Home / 121,623,571,248.40-170,505,189,863.60-121,623,571,248.40

Finding the Fourth Proportional to 121,623,571,248.40, 170,505,189,863.60 and 121,623,571,248.40

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Solution

The fourth proportional to 121,623,571,248.40, 170,505,189,863.60 and 121,623,571,248.40 is: 170,505,189,863.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,623,571,248.40 : 170,505,189,863.60 = 121,623,571,248.40 : x
  2. Step 2: Convert to fraction form
    121,623,571,248.40/170,505,189,863.60 = 121,623,571,248.40/x
  3. Step 3: Cross multiply
    121,623,571,248.40x = 170,505,189,863.60 × 121,623,571,248.40
  4. Step 4: Simplify right side
    121,623,571,248.40x = 20,737,450,107,597,523,779,584
  5. Step 5: Solve for x
    x = 20,737,450,107,597,523,779,584/121,623,571,248.40
  6. Step 6: Final answer
    x = 170,505,189,863.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.