Home / 223,336,148.40-335,014,720.20-69,987,207.60

Finding the Fourth Proportional to 223,336,148.40, 335,014,720.20 and 69,987,207.60

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Solution

The fourth proportional to 223,336,148.40, 335,014,720.20 and 69,987,207.60 is: 104,984,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,336,148.40 : 335,014,720.20 = 69,987,207.60 : x
  2. Step 2: Convert to fraction form
    223,336,148.40/335,014,720.20 = 69,987,207.60/x
  3. Step 3: Cross multiply
    223,336,148.40x = 335,014,720.20 × 69,987,207.60
  4. Step 4: Simplify right side
    223,336,148.40x = 23,446,744,771,693,312
  5. Step 5: Solve for x
    x = 23,446,744,771,693,312/223,336,148.40
  6. Step 6: Final answer
    x = 104,984,101.05

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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.