Home / 12,837,278,636.40-19,257,237,339.84-4,443,170,532.48

Finding the Fourth Proportional to 12,837,278,636.40, 19,257,237,339.84 and 4,443,170,532.48

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Solution

The fourth proportional to 12,837,278,636.40, 19,257,237,339.84 and 4,443,170,532.48 is: 6,665,212,457.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837,278,636.40 : 19,257,237,339.84 = 4,443,170,532.48 : x
  2. Step 2: Convert to fraction form
    12,837,278,636.40/19,257,237,339.84 = 4,443,170,532.48/x
  3. Step 3: Cross multiply
    12,837,278,636.40x = 19,257,237,339.84 × 4,443,170,532.48
  4. Step 4: Simplify right side
    12,837,278,636.40x = 85,563,189,485,350,617,088
  5. Step 5: Solve for x
    x = 85,563,189,485,350,617,088/12,837,278,636.40
  6. Step 6: Final answer
    x = 6,665,212,457.31

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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.