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Finding the Fourth Proportional to 163,211,551.80, 228,798,503.40 and 163,211,551.80

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Solution

The fourth proportional to 163,211,551.80, 228,798,503.40 and 163,211,551.80 is: 228,798,503.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,211,551.80 : 228,798,503.40 = 163,211,551.80 : x
  2. Step 2: Convert to fraction form
    163,211,551.80/228,798,503.40 = 163,211,551.80/x
  3. Step 3: Cross multiply
    163,211,551.80x = 228,798,503.40 × 163,211,551.80
  4. Step 4: Simplify right side
    163,211,551.80x = 37,342,558,789,431,576
  5. Step 5: Solve for x
    x = 37,342,558,789,431,576/163,211,551.80
  6. Step 6: Final answer
    x = 228,798,503.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.