Home / 729,521,665.19-1,094,349,768.23-238,237,509.60

Finding the Fourth Proportional to 729,521,665.19, 1,094,349,768.23 and 238,237,509.60

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Solution

The fourth proportional to 729,521,665.19, 1,094,349,768.23 and 238,237,509.60 is: 357,378,232.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,521,665.19 : 1,094,349,768.23 = 238,237,509.60 : x
  2. Step 2: Convert to fraction form
    729,521,665.19/1,094,349,768.23 = 238,237,509.60/x
  3. Step 3: Cross multiply
    729,521,665.19x = 1,094,349,768.23 × 238,237,509.60
  4. Step 4: Simplify right side
    729,521,665.19x = 260,715,163,415,048,000
  5. Step 5: Solve for x
    x = 260,715,163,415,048,000/729,521,665.19
  6. Step 6: Final answer
    x = 357,378,232.69

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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.