Home / 476,928,021.60-715,392,032.40-153,844,552.80

Finding the Fourth Proportional to 476,928,021.60, 715,392,032.40 and 153,844,552.80

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Solution

The fourth proportional to 476,928,021.60, 715,392,032.40 and 153,844,552.80 is: 230,766,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,021.60 : 715,392,032.40 = 153,844,552.80 : x
  2. Step 2: Convert to fraction form
    476,928,021.60/715,392,032.40 = 153,844,552.80/x
  3. Step 3: Cross multiply
    476,928,021.60x = 715,392,032.40 × 153,844,552.80
  4. Step 4: Simplify right side
    476,928,021.60x = 110,059,167,301,261,120
  5. Step 5: Solve for x
    x = 110,059,167,301,261,120/476,928,021.60
  6. Step 6: Final answer
    x = 230,766,829.20

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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.