Home / 10,672,922,811.74-14,720,045,403.47-9,382,675,940.37

Finding the Fourth Proportional to 10,672,922,811.74, 14,720,045,403.47 and 9,382,675,940.37

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Solution

The fourth proportional to 10,672,922,811.74, 14,720,045,403.47 and 9,382,675,940.37 is: 12,940,542,931.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,922,811.74 : 14,720,045,403.47 = 9,382,675,940.37 : x
  2. Step 2: Convert to fraction form
    10,672,922,811.74/14,720,045,403.47 = 9,382,675,940.37/x
  3. Step 3: Cross multiply
    10,672,922,811.74x = 14,720,045,403.47 × 9,382,675,940.37
  4. Step 4: Simplify right side
    10,672,922,811.74x = 138,113,415,848,245,084,160
  5. Step 5: Solve for x
    x = 138,113,415,848,245,084,160/10,672,922,811.74
  6. Step 6: Final answer
    x = 12,940,542,931.35

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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.