Home / 101,920,037,527.80-152,880,056,291.70-66,656,163,684.60

Finding the Fourth Proportional to 101,920,037,527.80, 152,880,056,291.70 and 66,656,163,684.60

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Solution

The fourth proportional to 101,920,037,527.80, 152,880,056,291.70 and 66,656,163,684.60 is: 99,984,245,526.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,920,037,527.80 : 152,880,056,291.70 = 66,656,163,684.60 : x
  2. Step 2: Convert to fraction form
    101,920,037,527.80/152,880,056,291.70 = 66,656,163,684.60/x
  3. Step 3: Cross multiply
    101,920,037,527.80x = 152,880,056,291.70 × 66,656,163,684.60
  4. Step 4: Simplify right side
    101,920,037,527.80x = 10,190,398,056,290,416,852,992
  5. Step 5: Solve for x
    x = 10,190,398,056,290,416,852,992/101,920,037,527.80
  6. Step 6: Final answer
    x = 99,984,245,526.90

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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.