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Finding the Third Proportional to 163,923,754.50 and 249,242,211

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Solution

The third proportional to 163,923,754.50 and 249,242,211 is: 378,966,916.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,923,754.50 : 249,242,211 = 249,242,211 : x
  2. Step 2: Convert to fraction form
    163,923,754.50/249,242,211 = 249,242,211/x
  3. Step 3: Cross multiply
    163,923,754.50x = 249,242,211 × 249,242,211
  4. Step 4: Simplify right side
    163,923,754.50x = 62,121,679,744,168,520
  5. Step 5: Solve for x
    x = 62,121,679,744,168,520/163,923,754.50
  6. Step 6: Final answer
    x = 378,966,916.26

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.