Home / 384,037,889.36-529,973,625.48-207,825,840.56

Finding the Fourth Proportional to 384,037,889.36, 529,973,625.48 and 207,825,840.56

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Solution

The fourth proportional to 384,037,889.36, 529,973,625.48 and 207,825,840.56 is: 286,800,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,037,889.36 : 529,973,625.48 = 207,825,840.56 : x
  2. Step 2: Convert to fraction form
    384,037,889.36/529,973,625.48 = 207,825,840.56/x
  3. Step 3: Cross multiply
    384,037,889.36x = 529,973,625.48 × 207,825,840.56
  4. Step 4: Simplify right side
    384,037,889.36x = 110,142,214,190,011,632
  5. Step 5: Solve for x
    x = 110,142,214,190,011,632/384,037,889.36
  6. Step 6: Final answer
    x = 286,800,384.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.