Home / 293,256,014.40-439,884,021.60-88,794,259.20

Finding the Fourth Proportional to 293,256,014.40, 439,884,021.60 and 88,794,259.20

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Solution

The fourth proportional to 293,256,014.40, 439,884,021.60 and 88,794,259.20 is: 133,191,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,256,014.40 : 439,884,021.60 = 88,794,259.20 : x
  2. Step 2: Convert to fraction form
    293,256,014.40/439,884,021.60 = 88,794,259.20/x
  3. Step 3: Cross multiply
    293,256,014.40x = 439,884,021.60 × 88,794,259.20
  4. Step 4: Simplify right side
    293,256,014.40x = 39,059,175,831,888,800
  5. Step 5: Solve for x
    x = 39,059,175,831,888,800/293,256,014.40
  6. Step 6: Final answer
    x = 133,191,388.80

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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.