Home / 86,565,860,480.55-129,848,790,720.83-86,565,860,480.55

Finding the Fourth Proportional to 86,565,860,480.55, 129,848,790,720.83 and 86,565,860,480.55

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Solution

The fourth proportional to 86,565,860,480.55, 129,848,790,720.83 and 86,565,860,480.55 is: 129,848,790,720.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,565,860,480.55 : 129,848,790,720.83 = 86,565,860,480.55 : x
  2. Step 2: Convert to fraction form
    86,565,860,480.55/129,848,790,720.83 = 86,565,860,480.55/x
  3. Step 3: Cross multiply
    86,565,860,480.55x = 129,848,790,720.83 × 86,565,860,480.55
  4. Step 4: Simplify right side
    86,565,860,480.55x = 11,240,472,301,107,505,266,688
  5. Step 5: Solve for x
    x = 11,240,472,301,107,505,266,688/86,565,860,480.55
  6. Step 6: Final answer
    x = 129,848,790,720.83

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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.