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Finding the Fourth Proportional to 715,393,056.30, 1,073,089,584.45 and 715,393,056.30

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Solution

The fourth proportional to 715,393,056.30, 1,073,089,584.45 and 715,393,056.30 is: 1,073,089,584.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,393,056.30 : 1,073,089,584.45 = 715,393,056.30 : x
  2. Step 2: Convert to fraction form
    715,393,056.30/1,073,089,584.45 = 715,393,056.30/x
  3. Step 3: Cross multiply
    715,393,056.30x = 1,073,089,584.45 × 715,393,056.30
  4. Step 4: Simplify right side
    715,393,056.30x = 767,680,837,503,382,400
  5. Step 5: Solve for x
    x = 767,680,837,503,382,400/715,393,056.30
  6. Step 6: Final answer
    x = 1,073,089,584.45

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Double scale
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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.