Home / 8,378,806,094.91-12,569,500,543.19-2,856,772,725.03

Finding the Fourth Proportional to 8,378,806,094.91, 12,569,500,543.19 and 2,856,772,725.03

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Solution

The fourth proportional to 8,378,806,094.91, 12,569,500,543.19 and 2,856,772,725.03 is: 4,285,599,393.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,378,806,094.91 : 12,569,500,543.19 = 2,856,772,725.03 : x
  2. Step 2: Convert to fraction form
    8,378,806,094.91/12,569,500,543.19 = 2,856,772,725.03/x
  3. Step 3: Cross multiply
    8,378,806,094.91x = 12,569,500,543.19 × 2,856,772,725.03
  4. Step 4: Simplify right side
    8,378,806,094.91x = 35,908,206,319,020,679,168
  5. Step 5: Solve for x
    x = 35,908,206,319,020,679,168/8,378,806,094.91
  6. Step 6: Final answer
    x = 4,285,599,393.55

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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.