Home / 66,438,017,215.97-99,657,284,374.73-16,073,370,188.80

Finding the Fourth Proportional to 66,438,017,215.97, 99,657,284,374.73 and 16,073,370,188.80

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Solution

The fourth proportional to 66,438,017,215.97, 99,657,284,374.73 and 16,073,370,188.80 is: 24,110,117,834.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,438,017,215.97 : 99,657,284,374.73 = 16,073,370,188.80 : x
  2. Step 2: Convert to fraction form
    66,438,017,215.97/99,657,284,374.73 = 16,073,370,188.80/x
  3. Step 3: Cross multiply
    66,438,017,215.97x = 99,657,284,374.73 × 16,073,370,188.80
  4. Step 4: Simplify right side
    66,438,017,215.97x = 1,601,828,423,765,366,145,024
  5. Step 5: Solve for x
    x = 1,601,828,423,765,366,145,024/66,438,017,215.97
  6. Step 6: Final answer
    x = 24,110,117,834.47

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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.