Home / 12,127,711,216.40-18,191,566,824.60-2,936,852,464.40

Finding the Fourth Proportional to 12,127,711,216.40, 18,191,566,824.60 and 2,936,852,464.40

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Solution

The fourth proportional to 12,127,711,216.40, 18,191,566,824.60 and 2,936,852,464.40 is: 4,405,278,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,711,216.40 : 18,191,566,824.60 = 2,936,852,464.40 : x
  2. Step 2: Convert to fraction form
    12,127,711,216.40/18,191,566,824.60 = 2,936,852,464.40/x
  3. Step 3: Cross multiply
    12,127,711,216.40x = 18,191,566,824.60 × 2,936,852,464.40
  4. Step 4: Simplify right side
    12,127,711,216.40x = 53,425,947,860,123,787,264
  5. Step 5: Solve for x
    x = 53,425,947,860,123,787,264/12,127,711,216.40
  6. Step 6: Final answer
    x = 4,405,278,696.60

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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.