Home / 14,042,374,720.47-19,378,503,013.34-7,612,174,816.47

Finding the Fourth Proportional to 14,042,374,720.47, 19,378,503,013.34 and 7,612,174,816.47

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Solution

The fourth proportional to 14,042,374,720.47, 19,378,503,013.34 and 7,612,174,816.47 is: 10,504,815,286.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,374,720.47 : 19,378,503,013.34 = 7,612,174,816.47 : x
  2. Step 2: Convert to fraction form
    14,042,374,720.47/19,378,503,013.34 = 7,612,174,816.47/x
  3. Step 3: Cross multiply
    14,042,374,720.47x = 19,378,503,013.34 × 7,612,174,816.47
  4. Step 4: Simplify right side
    14,042,374,720.47x = 147,512,552,619,049,975,808
  5. Step 5: Solve for x
    x = 147,512,552,619,049,975,808/14,042,374,720.47
  6. Step 6: Final answer
    x = 10,504,815,286.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.