Home / 5,158,908,787.20-7,727,020,439.36-4,263,445,661.44

Finding the Fourth Proportional to 5,158,908,787.20, 7,727,020,439.36 and 4,263,445,661.44

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Solution

The fourth proportional to 5,158,908,787.20, 7,727,020,439.36 and 4,263,445,661.44 is: 6,385,794,579.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,908,787.20 : 7,727,020,439.36 = 4,263,445,661.44 : x
  2. Step 2: Convert to fraction form
    5,158,908,787.20/7,727,020,439.36 = 4,263,445,661.44/x
  3. Step 3: Cross multiply
    5,158,908,787.20x = 7,727,020,439.36 × 4,263,445,661.44
  4. Step 4: Simplify right side
    5,158,908,787.20x = 32,943,731,768,047,595,520
  5. Step 5: Solve for x
    x = 32,943,731,768,047,595,520/5,158,908,787.20
  6. Step 6: Final answer
    x = 6,385,794,579.23

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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.