Home / 217,632,951.52-300,333,492-118,513,669.30

Finding the Fourth Proportional to 217,632,951.52, 300,333,492 and 118,513,669.30

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Solution

The fourth proportional to 217,632,951.52, 300,333,492 and 118,513,669.30 is: 163,548,873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,632,951.52 : 300,333,492 = 118,513,669.30 : x
  2. Step 2: Convert to fraction form
    217,632,951.52/300,333,492 = 118,513,669.30/x
  3. Step 3: Cross multiply
    217,632,951.52x = 300,333,492 × 118,513,669.30
  4. Step 4: Simplify right side
    217,632,951.52x = 35,593,624,150,602,196
  5. Step 5: Solve for x
    x = 35,593,624,150,602,196/217,632,951.52
  6. Step 6: Final answer
    x = 163,548,873.93

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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.