Home / 219,157,661.52-302,353,427.76-125,077,035.84

Finding the Fourth Proportional to 219,157,661.52, 302,353,427.76 and 125,077,035.84

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Solution

The fourth proportional to 219,157,661.52, 302,353,427.76 and 125,077,035.84 is: 172,558,286.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,157,661.52 : 302,353,427.76 = 125,077,035.84 : x
  2. Step 2: Convert to fraction form
    219,157,661.52/302,353,427.76 = 125,077,035.84/x
  3. Step 3: Cross multiply
    219,157,661.52x = 302,353,427.76 × 125,077,035.84
  4. Step 4: Simplify right side
    219,157,661.52x = 37,817,470,520,284,368
  5. Step 5: Solve for x
    x = 37,817,470,520,284,368/219,157,661.52
  6. Step 6: Final answer
    x = 172,558,286.39

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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.