Home / 302,778,558.07-417,834,578.06-163,549,320.55

Finding the Fourth Proportional to 302,778,558.07, 417,834,578.06 and 163,549,320.55

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Solution

The fourth proportional to 302,778,558.07, 417,834,578.06 and 163,549,320.55 is: 225,698,153.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,778,558.07 : 417,834,578.06 = 163,549,320.55 : x
  2. Step 2: Convert to fraction form
    302,778,558.07/417,834,578.06 = 163,549,320.55/x
  3. Step 3: Cross multiply
    302,778,558.07x = 417,834,578.06 × 163,549,320.55
  4. Step 4: Simplify right side
    302,778,558.07x = 68,336,561,344,008,944
  5. Step 5: Solve for x
    x = 68,336,561,344,008,944/302,778,558.07
  6. Step 6: Final answer
    x = 225,698,153.06

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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.