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Finding the Third Proportional to 249,594,482 and 556,545,172

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Solution

The third proportional to 249,594,482 and 556,545,172 is: 1,240,983,077.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,594,482 : 556,545,172 = 556,545,172 : x
  2. Step 2: Convert to fraction form
    249,594,482/556,545,172 = 556,545,172/x
  3. Step 3: Cross multiply
    249,594,482x = 556,545,172 × 556,545,172
  4. Step 4: Simplify right side
    249,594,482x = 309,742,528,476,509,568
  5. Step 5: Solve for x
    x = 309,742,528,476,509,568/249,594,482
  6. Step 6: Final answer
    x = 1,240,983,077.81

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.