Home / 21,918,180,652.47-32,889,708,144.72-11,833,759,284.35

Finding the Fourth Proportional to 21,918,180,652.47, 32,889,708,144.72 and 11,833,759,284.35

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Solution

The fourth proportional to 21,918,180,652.47, 32,889,708,144.72 and 11,833,759,284.35 is: 17,757,353,828.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,918,180,652.47 : 32,889,708,144.72 = 11,833,759,284.35 : x
  2. Step 2: Convert to fraction form
    21,918,180,652.47/32,889,708,144.72 = 11,833,759,284.35/x
  3. Step 3: Cross multiply
    21,918,180,652.47x = 32,889,708,144.72 × 11,833,759,284.35
  4. Step 4: Simplify right side
    21,918,180,652.47x = 389,208,889,116,977,659,904
  5. Step 5: Solve for x
    x = 389,208,889,116,977,659,904/21,918,180,652.47
  6. Step 6: Final answer
    x = 17,757,353,828.23

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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.