Home / 23,162,775,945.12-31,962,073,214.88-12,999,172,712.40

Finding the Fourth Proportional to 23,162,775,945.12, 31,962,073,214.88 and 12,999,172,712.40

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Solution

The fourth proportional to 23,162,775,945.12, 31,962,073,214.88 and 12,999,172,712.40 is: 17,937,422,999.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,162,775,945.12 : 31,962,073,214.88 = 12,999,172,712.40 : x
  2. Step 2: Convert to fraction form
    23,162,775,945.12/31,962,073,214.88 = 12,999,172,712.40/x
  3. Step 3: Cross multiply
    23,162,775,945.12x = 31,962,073,214.88 × 12,999,172,712.40
  4. Step 4: Simplify right side
    23,162,775,945.12x = 415,480,509,966,599,061,504
  5. Step 5: Solve for x
    x = 415,480,509,966,599,061,504/23,162,775,945.12
  6. Step 6: Final answer
    x = 17,937,422,999.34

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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.