Home / 5,742,043,486.40-8,609,664,007.20-2,987,053,342.40

Finding the Fourth Proportional to 5,742,043,486.40, 8,609,664,007.20 and 2,987,053,342.40

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Solution

The fourth proportional to 5,742,043,486.40, 8,609,664,007.20 and 2,987,053,342.40 is: 4,478,810,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,742,043,486.40 : 8,609,664,007.20 = 2,987,053,342.40 : x
  2. Step 2: Convert to fraction form
    5,742,043,486.40/8,609,664,007.20 = 2,987,053,342.40/x
  3. Step 3: Cross multiply
    5,742,043,486.40x = 8,609,664,007.20 × 2,987,053,342.40
  4. Step 4: Simplify right side
    5,742,043,486.40x = 25,717,525,649,647,738,880
  5. Step 5: Solve for x
    x = 25,717,525,649,647,738,880/5,742,043,486.40
  6. Step 6: Final answer
    x = 4,478,810,672.64

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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.