Home / 169,971,436.40-255,335,068.20-163,546,905.20

Finding the Fourth Proportional to 169,971,436.40, 255,335,068.20 and 163,546,905.20

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Solution

The fourth proportional to 169,971,436.40, 255,335,068.20 and 163,546,905.20 is: 245,683,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,971,436.40 : 255,335,068.20 = 163,546,905.20 : x
  2. Step 2: Convert to fraction form
    169,971,436.40/255,335,068.20 = 163,546,905.20/x
  3. Step 3: Cross multiply
    169,971,436.40x = 255,335,068.20 × 163,546,905.20
  4. Step 4: Simplify right side
    169,971,436.40x = 41,759,260,193,140,928
  5. Step 5: Solve for x
    x = 41,759,260,193,140,928/169,971,436.40
  6. Step 6: Final answer
    x = 245,683,987.13

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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.