Home / 1,072,473,238.23-1,608,680,119.50-285,533,642.59

Finding the Fourth Proportional to 1,072,473,238.23, 1,608,680,119.50 and 285,533,642.59

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Solution

The fourth proportional to 1,072,473,238.23, 1,608,680,119.50 and 285,533,642.59 is: 428,292,546.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,473,238.23 : 1,608,680,119.50 = 285,533,642.59 : x
  2. Step 2: Convert to fraction form
    1,072,473,238.23/1,608,680,119.50 = 285,533,642.59/x
  3. Step 3: Cross multiply
    1,072,473,238.23x = 1,608,680,119.50 × 285,533,642.59
  4. Step 4: Simplify right side
    1,072,473,238.23x = 459,332,294,281,214,912
  5. Step 5: Solve for x
    x = 459,332,294,281,214,912/1,072,473,238.23
  6. Step 6: Final answer
    x = 428,292,546.52

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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.