Home / 163,772,928,888.80-245,659,393,333.20-137,325,023,506.40

Finding the Fourth Proportional to 163,772,928,888.80, 245,659,393,333.20 and 137,325,023,506.40

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Solution

The fourth proportional to 163,772,928,888.80, 245,659,393,333.20 and 137,325,023,506.40 is: 205,987,535,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,772,928,888.80 : 245,659,393,333.20 = 137,325,023,506.40 : x
  2. Step 2: Convert to fraction form
    163,772,928,888.80/245,659,393,333.20 = 137,325,023,506.40/x
  3. Step 3: Cross multiply
    163,772,928,888.80x = 245,659,393,333.20 × 137,325,023,506.40
  4. Step 4: Simplify right side
    163,772,928,888.80x = 33,735,181,964,049,653,956,608
  5. Step 5: Solve for x
    x = 33,735,181,964,049,653,956,608/163,772,928,888.80
  6. Step 6: Final answer
    x = 205,987,535,259.60

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1.5x scale

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.