Home / 255,526,431.60-383,289,647.40-71,293,551.60

Finding the Fourth Proportional to 255,526,431.60, 383,289,647.40 and 71,293,551.60

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Solution

The fourth proportional to 255,526,431.60, 383,289,647.40 and 71,293,551.60 is: 106,940,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,526,431.60 : 383,289,647.40 = 71,293,551.60 : x
  2. Step 2: Convert to fraction form
    255,526,431.60/383,289,647.40 = 71,293,551.60/x
  3. Step 3: Cross multiply
    255,526,431.60x = 383,289,647.40 × 71,293,551.60
  4. Step 4: Simplify right side
    255,526,431.60x = 27,326,080,254,657,700
  5. Step 5: Solve for x
    x = 27,326,080,254,657,700/255,526,431.60
  6. Step 6: Final answer
    x = 106,940,327.40

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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.