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Finding the Third Proportional to 161,263,240 and 249,023,942

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Solution

The third proportional to 161,263,240 and 249,023,942 is: 384,544,696.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,263,240 : 249,023,942 = 249,023,942 : x
  2. Step 2: Convert to fraction form
    161,263,240/249,023,942 = 249,023,942/x
  3. Step 3: Cross multiply
    161,263,240x = 249,023,942 × 249,023,942
  4. Step 4: Simplify right side
    161,263,240x = 62,012,923,689,219,360
  5. Step 5: Solve for x
    x = 62,012,923,689,219,360/161,263,240
  6. Step 6: Final answer
    x = 384,544,696.54

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.