Home / 302,778,735.32-417,834,822.94-163,549,498.26

Finding the Fourth Proportional to 302,778,735.32, 417,834,822.94 and 163,549,498.26

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Solution

The fourth proportional to 302,778,735.32, 417,834,822.94 and 163,549,498.26 is: 225,698,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,778,735.32 : 417,834,822.94 = 163,549,498.26 : x
  2. Step 2: Convert to fraction form
    302,778,735.32/417,834,822.94 = 163,549,498.26/x
  3. Step 3: Cross multiply
    302,778,735.32x = 417,834,822.94 × 163,549,498.26
  4. Step 4: Simplify right side
    302,778,735.32x = 68,336,675,647,392,936
  5. Step 5: Solve for x
    x = 68,336,675,647,392,936/302,778,735.32
  6. Step 6: Final answer
    x = 225,698,398.45

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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.