Home / 2,347,987,293.60-3,521,980,940.40-1,328,771,421.60

Finding the Fourth Proportional to 2,347,987,293.60, 3,521,980,940.40 and 1,328,771,421.60

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Solution

The fourth proportional to 2,347,987,293.60, 3,521,980,940.40 and 1,328,771,421.60 is: 1,993,157,132.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,987,293.60 : 3,521,980,940.40 = 1,328,771,421.60 : x
  2. Step 2: Convert to fraction form
    2,347,987,293.60/3,521,980,940.40 = 1,328,771,421.60/x
  3. Step 3: Cross multiply
    2,347,987,293.60x = 3,521,980,940.40 × 1,328,771,421.60
  4. Step 4: Simplify right side
    2,347,987,293.60x = 4,679,907,621,023,412,224
  5. Step 5: Solve for x
    x = 4,679,907,621,023,412,224/2,347,987,293.60
  6. Step 6: Final answer
    x = 1,993,157,132.40

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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.