Home / 163,615,203.60-245,422,805.40-102,393,200.40

Finding the Fourth Proportional to 163,615,203.60, 245,422,805.40 and 102,393,200.40

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Solution

The fourth proportional to 163,615,203.60, 245,422,805.40 and 102,393,200.40 is: 153,589,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,615,203.60 : 245,422,805.40 = 102,393,200.40 : x
  2. Step 2: Convert to fraction form
    163,615,203.60/245,422,805.40 = 102,393,200.40/x
  3. Step 3: Cross multiply
    163,615,203.60x = 245,422,805.40 × 102,393,200.40
  4. Step 4: Simplify right side
    163,615,203.60x = 25,129,626,496,052,404
  5. Step 5: Solve for x
    x = 25,129,626,496,052,404/163,615,203.60
  6. Step 6: Final answer
    x = 153,589,800.60

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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.