Home / 164,181,569.60-246,109,922.40-77,768,091.20

Finding the Fourth Proportional to 164,181,569.60, 246,109,922.40 and 77,768,091.20

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Solution

The fourth proportional to 164,181,569.60, 246,109,922.40 and 77,768,091.20 is: 116,575,197.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,181,569.60 : 246,109,922.40 = 77,768,091.20 : x
  2. Step 2: Convert to fraction form
    164,181,569.60/246,109,922.40 = 77,768,091.20/x
  3. Step 3: Cross multiply
    164,181,569.60x = 246,109,922.40 × 77,768,091.20
  4. Step 4: Simplify right side
    164,181,569.60x = 19,139,498,890,428,124
  5. Step 5: Solve for x
    x = 19,139,498,890,428,124/164,181,569.60
  6. Step 6: Final answer
    x = 116,575,197.43

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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.