Home / 649,025,165.10-973,537,747.65-188,978,342.70

Finding the Fourth Proportional to 649,025,165.10, 973,537,747.65 and 188,978,342.70

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Solution

The fourth proportional to 649,025,165.10, 973,537,747.65 and 188,978,342.70 is: 283,467,514.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,025,165.10 : 973,537,747.65 = 188,978,342.70 : x
  2. Step 2: Convert to fraction form
    649,025,165.10/973,537,747.65 = 188,978,342.70/x
  3. Step 3: Cross multiply
    649,025,165.10x = 973,537,747.65 × 188,978,342.70
  4. Step 4: Simplify right side
    649,025,165.10x = 183,977,550,106,787,808
  5. Step 5: Solve for x
    x = 183,977,550,106,787,808/649,025,165.10
  6. Step 6: Final answer
    x = 283,467,514.05

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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.