Home / 4,913,425,344.30-7,370,138,016.45-2,158,435,200.30

Finding the Fourth Proportional to 4,913,425,344.30, 7,370,138,016.45 and 2,158,435,200.30

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Solution

The fourth proportional to 4,913,425,344.30, 7,370,138,016.45 and 2,158,435,200.30 is: 3,237,652,800.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913,425,344.30 : 7,370,138,016.45 = 2,158,435,200.30 : x
  2. Step 2: Convert to fraction form
    4,913,425,344.30/7,370,138,016.45 = 2,158,435,200.30/x
  3. Step 3: Cross multiply
    4,913,425,344.30x = 7,370,138,016.45 × 2,158,435,200.30
  4. Step 4: Simplify right side
    4,913,425,344.30x = 15,907,965,325,774,901,248
  5. Step 5: Solve for x
    x = 15,907,965,325,774,901,248/4,913,425,344.30
  6. Step 6: Final answer
    x = 3,237,652,800.45

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Double scale
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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.