Home / 158,879,967.60-238,319,951.40-98,413,791.60

Finding the Fourth Proportional to 158,879,967.60, 238,319,951.40 and 98,413,791.60

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Solution

The fourth proportional to 158,879,967.60, 238,319,951.40 and 98,413,791.60 is: 147,620,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,879,967.60 : 238,319,951.40 = 98,413,791.60 : x
  2. Step 2: Convert to fraction form
    158,879,967.60/238,319,951.40 = 98,413,791.60/x
  3. Step 3: Cross multiply
    158,879,967.60x = 238,319,951.40 × 98,413,791.60
  4. Step 4: Simplify right side
    158,879,967.60x = 23,453,970,031,201,728
  5. Step 5: Solve for x
    x = 23,453,970,031,201,728/158,879,967.60
  6. Step 6: Final answer
    x = 147,620,687.40

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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.