Home / 13,047,765,188.61-19,563,638,012.08-5,070,619,156.43

Finding the Fourth Proportional to 13,047,765,188.61, 19,563,638,012.08 and 5,070,619,156.43

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Solution

The fourth proportional to 13,047,765,188.61, 19,563,638,012.08 and 5,070,619,156.43 is: 7,602,815,979.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,047,765,188.61 : 19,563,638,012.08 = 5,070,619,156.43 : x
  2. Step 2: Convert to fraction form
    13,047,765,188.61/19,563,638,012.08 = 5,070,619,156.43/x
  3. Step 3: Cross multiply
    13,047,765,188.61x = 19,563,638,012.08 × 5,070,619,156.43
  4. Step 4: Simplify right side
    13,047,765,188.61x = 99,199,757,673,548,660,736
  5. Step 5: Solve for x
    x = 99,199,757,673,548,660,736/13,047,765,188.61
  6. Step 6: Final answer
    x = 7,602,815,979.56

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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.