Home / 26,402,983,257.34-39,620,764,963.75-12,235,308,242.55

Finding the Fourth Proportional to 26,402,983,257.34, 39,620,764,963.75 and 12,235,308,242.55

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Solution

The fourth proportional to 26,402,983,257.34, 39,620,764,963.75 and 12,235,308,242.55 is: 18,360,511,288.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,402,983,257.34 : 39,620,764,963.75 = 12,235,308,242.55 : x
  2. Step 2: Convert to fraction form
    26,402,983,257.34/39,620,764,963.75 = 12,235,308,242.55/x
  3. Step 3: Cross multiply
    26,402,983,257.34x = 39,620,764,963.75 × 12,235,308,242.55
  4. Step 4: Simplify right side
    26,402,983,257.34x = 484,772,272,137,106,620,416
  5. Step 5: Solve for x
    x = 484,772,272,137,106,620,416/26,402,983,257.34
  6. Step 6: Final answer
    x = 18,360,511,288.15

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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.