Home / 13,502,646,399.63-20,246,118,710.64-5,109,200,422.50

Finding the Fourth Proportional to 13,502,646,399.63, 20,246,118,710.64 and 5,109,200,422.50

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Solution

The fourth proportional to 13,502,646,399.63, 20,246,118,710.64 and 5,109,200,422.50 is: 7,660,829,974.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,502,646,399.63 : 20,246,118,710.64 = 5,109,200,422.50 : x
  2. Step 2: Convert to fraction form
    13,502,646,399.63/20,246,118,710.64 = 5,109,200,422.50/x
  3. Step 3: Cross multiply
    13,502,646,399.63x = 20,246,118,710.64 × 5,109,200,422.50
  4. Step 4: Simplify right side
    13,502,646,399.63x = 103,441,478,270,285,807,616
  5. Step 5: Solve for x
    x = 103,441,478,270,285,807,616/13,502,646,399.63
  6. Step 6: Final answer
    x = 7,660,829,974.28

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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.