Home / 129,406,536,004.80-194,109,804,007.20-129,406,536,004.80

Finding the Fourth Proportional to 129,406,536,004.80, 194,109,804,007.20 and 129,406,536,004.80

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Solution

The fourth proportional to 129,406,536,004.80, 194,109,804,007.20 and 129,406,536,004.80 is: 194,109,804,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,406,536,004.80 : 194,109,804,007.20 = 129,406,536,004.80 : x
  2. Step 2: Convert to fraction form
    129,406,536,004.80/194,109,804,007.20 = 129,406,536,004.80/x
  3. Step 3: Cross multiply
    129,406,536,004.80x = 194,109,804,007.20 × 129,406,536,004.80
  4. Step 4: Simplify right side
    129,406,536,004.80x = 25,119,077,341,142,401,941,504
  5. Step 5: Solve for x
    x = 25,119,077,341,142,401,941,504/129,406,536,004.80
  6. Step 6: Final answer
    x = 194,109,804,007.20

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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.