Home / 9,925,720,807.80-14,888,581,211.70-8,840,943,438.60

Finding the Fourth Proportional to 9,925,720,807.80, 14,888,581,211.70 and 8,840,943,438.60

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Solution

The fourth proportional to 9,925,720,807.80, 14,888,581,211.70 and 8,840,943,438.60 is: 13,261,415,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,925,720,807.80 : 14,888,581,211.70 = 8,840,943,438.60 : x
  2. Step 2: Convert to fraction form
    9,925,720,807.80/14,888,581,211.70 = 8,840,943,438.60/x
  3. Step 3: Cross multiply
    9,925,720,807.80x = 14,888,581,211.70 × 8,840,943,438.60
  4. Step 4: Simplify right side
    9,925,720,807.80x = 131,629,104,373,642,362,880
  5. Step 5: Solve for x
    x = 131,629,104,373,642,362,880/9,925,720,807.80
  6. Step 6: Final answer
    x = 13,261,415,157.90

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Double scale
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Similar ratio
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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.