Home / 154,692,987.60-232,036,110.63-72,766,455.33

Finding the Fourth Proportional to 154,692,987.60, 232,036,110.63 and 72,766,455.33

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Solution

The fourth proportional to 154,692,987.60, 232,036,110.63 and 72,766,455.33 is: 109,148,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,692,987.60 : 232,036,110.63 = 72,766,455.33 : x
  2. Step 2: Convert to fraction form
    154,692,987.60/232,036,110.63 = 72,766,455.33/x
  3. Step 3: Cross multiply
    154,692,987.60x = 232,036,110.63 × 72,766,455.33
  4. Step 4: Simplify right side
    154,692,987.60x = 16,884,445,279,104,832
  5. Step 5: Solve for x
    x = 16,884,445,279,104,832/154,692,987.60
  6. Step 6: Final answer
    x = 109,148,097.41

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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.