Home / 389,943,951.83-538,180,409.34-246,903,010.32

Finding the Fourth Proportional to 389,943,951.83, 538,180,409.34 and 246,903,010.32

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Solution

The fourth proportional to 389,943,951.83, 538,180,409.34 and 246,903,010.32 is: 340,762,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,943,951.83 : 538,180,409.34 = 246,903,010.32 : x
  2. Step 2: Convert to fraction form
    389,943,951.83/538,180,409.34 = 246,903,010.32/x
  3. Step 3: Cross multiply
    389,943,951.83x = 538,180,409.34 × 246,903,010.32
  4. Step 4: Simplify right side
    389,943,951.83x = 132,878,363,161,295,856
  5. Step 5: Solve for x
    x = 132,878,363,161,295,856/389,943,951.83
  6. Step 6: Final answer
    x = 340,762,723.82

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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.