Home / 288,917,533.37-398,701,168.02-175,846,153.34

Finding the Fourth Proportional to 288,917,533.37, 398,701,168.02 and 175,846,153.34

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Solution

The fourth proportional to 288,917,533.37, 398,701,168.02 and 175,846,153.34 is: 242,664,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,917,533.37 : 398,701,168.02 = 175,846,153.34 : x
  2. Step 2: Convert to fraction form
    288,917,533.37/398,701,168.02 = 175,846,153.34/x
  3. Step 3: Cross multiply
    288,917,533.37x = 398,701,168.02 × 175,846,153.34
  4. Step 4: Simplify right side
    288,917,533.37x = 70,110,066,726,488,520
  5. Step 5: Solve for x
    x = 70,110,066,726,488,520/288,917,533.37
  6. Step 6: Final answer
    x = 242,664,631.36

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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.