Home / 21,033,945,124.24-31,552,857,263.26-6,868,985,115

Finding the Fourth Proportional to 21,033,945,124.24, 31,552,857,263.26 and 6,868,985,115

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Solution

The fourth proportional to 21,033,945,124.24, 31,552,857,263.26 and 6,868,985,115 is: 10,304,111,073.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033,945,124.24 : 31,552,857,263.26 = 6,868,985,115 : x
  2. Step 2: Convert to fraction form
    21,033,945,124.24/31,552,857,263.26 = 6,868,985,115/x
  3. Step 3: Cross multiply
    21,033,945,124.24x = 31,552,857,263.26 × 6,868,985,115
  4. Step 4: Simplify right side
    21,033,945,124.24x = 216,736,106,877,052,551,168
  5. Step 5: Solve for x
    x = 216,736,106,877,052,551,168/21,033,945,124.24
  6. Step 6: Final answer
    x = 10,304,111,073.64

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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.