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Finding the Third Proportional to 7,043,742,901 and 15,353,111,995

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Solution

The third proportional to 7,043,742,901 and 15,353,111,995 is: 33,464,885,252.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043,742,901 : 15,353,111,995 = 15,353,111,995 : x
  2. Step 2: Convert to fraction form
    7,043,742,901/15,353,111,995 = 15,353,111,995/x
  3. Step 3: Cross multiply
    7,043,742,901x = 15,353,111,995 × 15,353,111,995
  4. Step 4: Simplify right side
    7,043,742,901x = 235,718,047,931,012,874,240
  5. Step 5: Solve for x
    x = 235,718,047,931,012,874,240/7,043,742,901
  6. Step 6: Final answer
    x = 33,464,885,252.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.