Home / 151,103,313.60-226,654,970.40-139,010,078.40

Finding the Fourth Proportional to 151,103,313.60, 226,654,970.40 and 139,010,078.40

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Solution

The fourth proportional to 151,103,313.60, 226,654,970.40 and 139,010,078.40 is: 208,515,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,103,313.60 : 226,654,970.40 = 139,010,078.40 : x
  2. Step 2: Convert to fraction form
    151,103,313.60/226,654,970.40 = 139,010,078.40/x
  3. Step 3: Cross multiply
    151,103,313.60x = 226,654,970.40 × 139,010,078.40
  4. Step 4: Simplify right side
    151,103,313.60x = 31,507,325,205,053,680
  5. Step 5: Solve for x
    x = 31,507,325,205,053,680/151,103,313.60
  6. Step 6: Final answer
    x = 208,515,117.60

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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.