Home / 13,323,012,220.80-19,984,518,331.20-12,935,591,731.80

Finding the Fourth Proportional to 13,323,012,220.80, 19,984,518,331.20 and 12,935,591,731.80

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Solution

The fourth proportional to 13,323,012,220.80, 19,984,518,331.20 and 12,935,591,731.80 is: 19,403,387,597.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323,012,220.80 : 19,984,518,331.20 = 12,935,591,731.80 : x
  2. Step 2: Convert to fraction form
    13,323,012,220.80/19,984,518,331.20 = 12,935,591,731.80/x
  3. Step 3: Cross multiply
    13,323,012,220.80x = 19,984,518,331.20 × 12,935,591,731.80
  4. Step 4: Simplify right side
    13,323,012,220.80x = 258,511,570,089,076,260,864
  5. Step 5: Solve for x
    x = 258,511,570,089,076,260,864/13,323,012,220.80
  6. Step 6: Final answer
    x = 19,403,387,597.70

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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.