Home / 20,283,696,010.40-30,425,544,015.60-16,607,352,509.60

Finding the Fourth Proportional to 20,283,696,010.40, 30,425,544,015.60 and 16,607,352,509.60

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Solution

The fourth proportional to 20,283,696,010.40, 30,425,544,015.60 and 16,607,352,509.60 is: 24,911,028,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,283,696,010.40 : 30,425,544,015.60 = 16,607,352,509.60 : x
  2. Step 2: Convert to fraction form
    20,283,696,010.40/30,425,544,015.60 = 16,607,352,509.60/x
  3. Step 3: Cross multiply
    20,283,696,010.40x = 30,425,544,015.60 × 16,607,352,509.60
  4. Step 4: Simplify right side
    20,283,696,010.40x = 505,287,734,763,419,926,528
  5. Step 5: Solve for x
    x = 505,287,734,763,419,926,528/20,283,696,010.40
  6. Step 6: Final answer
    x = 24,911,028,764.40

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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.