Home / 11,999,341,860.11-16,559,086,007.45-7,176,706,761.26

Finding the Fourth Proportional to 11,999,341,860.11, 16,559,086,007.45 and 7,176,706,761.26

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Solution

The fourth proportional to 11,999,341,860.11, 16,559,086,007.45 and 7,176,706,761.26 is: 9,903,851,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999,341,860.11 : 16,559,086,007.45 = 7,176,706,761.26 : x
  2. Step 2: Convert to fraction form
    11,999,341,860.11/16,559,086,007.45 = 7,176,706,761.26/x
  3. Step 3: Cross multiply
    11,999,341,860.11x = 16,559,086,007.45 × 7,176,706,761.26
  4. Step 4: Simplify right side
    11,999,341,860.11x = 118,839,704,509,833,592,832
  5. Step 5: Solve for x
    x = 118,839,704,509,833,592,832/11,999,341,860.11
  6. Step 6: Final answer
    x = 9,903,851,885.82

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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.