Home / 8,158,709,474.40-12,238,064,211.60-3,254,902,600.80

Finding the Fourth Proportional to 8,158,709,474.40, 12,238,064,211.60 and 3,254,902,600.80

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Solution

The fourth proportional to 8,158,709,474.40, 12,238,064,211.60 and 3,254,902,600.80 is: 4,882,353,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,709,474.40 : 12,238,064,211.60 = 3,254,902,600.80 : x
  2. Step 2: Convert to fraction form
    8,158,709,474.40/12,238,064,211.60 = 3,254,902,600.80/x
  3. Step 3: Cross multiply
    8,158,709,474.40x = 12,238,064,211.60 × 3,254,902,600.80
  4. Step 4: Simplify right side
    8,158,709,474.40x = 39,833,707,031,094,247,424
  5. Step 5: Solve for x
    x = 39,833,707,031,094,247,424/8,158,709,474.40
  6. Step 6: Final answer
    x = 4,882,353,901.20

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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.