Home / 221,884,608.51-306,201,809.25-124,099,464.51

Finding the Fourth Proportional to 221,884,608.51, 306,201,809.25 and 124,099,464.51

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Solution

The fourth proportional to 221,884,608.51, 306,201,809.25 and 124,099,464.51 is: 171,257,848.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,884,608.51 : 306,201,809.25 = 124,099,464.51 : x
  2. Step 2: Convert to fraction form
    221,884,608.51/306,201,809.25 = 124,099,464.51/x
  3. Step 3: Cross multiply
    221,884,608.51x = 306,201,809.25 × 124,099,464.51
  4. Step 4: Simplify right side
    221,884,608.51x = 37,999,480,559,918,168
  5. Step 5: Solve for x
    x = 37,999,480,559,918,168/221,884,608.51
  6. Step 6: Final answer
    x = 171,257,848.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.