Home / 217,735,244.40-326,602,866.60-163,987,532.40

Finding the Fourth Proportional to 217,735,244.40, 326,602,866.60 and 163,987,532.40

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Solution

The fourth proportional to 217,735,244.40, 326,602,866.60 and 163,987,532.40 is: 245,981,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,735,244.40 : 326,602,866.60 = 163,987,532.40 : x
  2. Step 2: Convert to fraction form
    217,735,244.40/326,602,866.60 = 163,987,532.40/x
  3. Step 3: Cross multiply
    217,735,244.40x = 326,602,866.60 × 163,987,532.40
  4. Step 4: Simplify right side
    217,735,244.40x = 53,558,798,168,500,384
  5. Step 5: Solve for x
    x = 53,558,798,168,500,384/217,735,244.40
  6. Step 6: Final answer
    x = 245,981,298.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.