Home / 13,739,983,725.52-18,961,987,477.67-10,346,906,656.36

Finding the Fourth Proportional to 13,739,983,725.52, 18,961,987,477.67 and 10,346,906,656.36

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Solution

The fourth proportional to 13,739,983,725.52, 18,961,987,477.67 and 10,346,906,656.36 is: 14,279,341,109.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739,983,725.52 : 18,961,987,477.67 = 10,346,906,656.36 : x
  2. Step 2: Convert to fraction form
    13,739,983,725.52/18,961,987,477.67 = 10,346,906,656.36/x
  3. Step 3: Cross multiply
    13,739,983,725.52x = 18,961,987,477.67 × 10,346,906,656.36
  4. Step 4: Simplify right side
    13,739,983,725.52x = 196,197,914,450,518,671,360
  5. Step 5: Solve for x
    x = 196,197,914,450,518,671,360/13,739,983,725.52
  6. Step 6: Final answer
    x = 14,279,341,109.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.