Home / 14,125,281,879.48-21,180,565,781.58-6,661,860,729.98

Finding the Fourth Proportional to 14,125,281,879.48, 21,180,565,781.58 and 6,661,860,729.98

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Solution

The fourth proportional to 14,125,281,879.48, 21,180,565,781.58 and 6,661,860,729.98 is: 9,989,321,319.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125,281,879.48 : 21,180,565,781.58 = 6,661,860,729.98 : x
  2. Step 2: Convert to fraction form
    14,125,281,879.48/21,180,565,781.58 = 6,661,860,729.98/x
  3. Step 3: Cross multiply
    14,125,281,879.48x = 21,180,565,781.58 × 6,661,860,729.98
  4. Step 4: Simplify right side
    14,125,281,879.48x = 141,101,979,419,065,958,400
  5. Step 5: Solve for x
    x = 141,101,979,419,065,958,400/14,125,281,879.48
  6. Step 6: Final answer
    x = 9,989,321,319.25

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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.