Home / 745,468,004.70-1,118,191,509.45-336,523,499.10

Finding the Fourth Proportional to 745,468,004.70, 1,118,191,509.45 and 336,523,499.10

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Solution

The fourth proportional to 745,468,004.70, 1,118,191,509.45 and 336,523,499.10 is: 504,780,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,468,004.70 : 1,118,191,509.45 = 336,523,499.10 : x
  2. Step 2: Convert to fraction form
    745,468,004.70/1,118,191,509.45 = 336,523,499.10/x
  3. Step 3: Cross multiply
    745,468,004.70x = 1,118,191,509.45 × 336,523,499.10
  4. Step 4: Simplify right side
    745,468,004.70x = 376,297,719,424,024,768
  5. Step 5: Solve for x
    x = 376,297,719,424,024,768/745,468,004.70
  6. Step 6: Final answer
    x = 504,780,509.76

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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.