Home / 9,218,909,840.94-13,828,374,734.13-4,315,027,384.62

Finding the Fourth Proportional to 9,218,909,840.94, 13,828,374,734.13 and 4,315,027,384.62

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Solution

The fourth proportional to 9,218,909,840.94, 13,828,374,734.13 and 4,315,027,384.62 is: 6,472,545,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,909,840.94 : 13,828,374,734.13 = 4,315,027,384.62 : x
  2. Step 2: Convert to fraction form
    9,218,909,840.94/13,828,374,734.13 = 4,315,027,384.62/x
  3. Step 3: Cross multiply
    9,218,909,840.94x = 13,828,374,734.13 × 4,315,027,384.62
  4. Step 4: Simplify right side
    9,218,909,840.94x = 59,669,815,662,558,257,152
  5. Step 5: Solve for x
    x = 59,669,815,662,558,257,152/9,218,909,840.94
  6. Step 6: Final answer
    x = 6,472,545,744.79

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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.