Home / 80,555,494,177.45-111,166,692,211.95-43,933,698,068.20

Finding the Fourth Proportional to 80,555,494,177.45, 111,166,692,211.95 and 43,933,698,068.20

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Solution

The fourth proportional to 80,555,494,177.45, 111,166,692,211.95 and 43,933,698,068.20 is: 60,628,563,461.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,555,494,177.45 : 111,166,692,211.95 = 43,933,698,068.20 : x
  2. Step 2: Convert to fraction form
    80,555,494,177.45/111,166,692,211.95 = 43,933,698,068.20/x
  3. Step 3: Cross multiply
    80,555,494,177.45x = 111,166,692,211.95 × 43,933,698,068.20
  4. Step 4: Simplify right side
    80,555,494,177.45x = 4,883,963,890,880,554,729,472
  5. Step 5: Solve for x
    x = 4,883,963,890,880,554,729,472/80,555,494,177.45
  6. Step 6: Final answer
    x = 60,628,563,461.13

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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.