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Finding the Third Proportional to 115,739,656 and 249,651,360

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Solution

The third proportional to 115,739,656 and 249,651,360 is: 538,499,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,739,656 : 249,651,360 = 249,651,360 : x
  2. Step 2: Convert to fraction form
    115,739,656/249,651,360 = 249,651,360/x
  3. Step 3: Cross multiply
    115,739,656x = 249,651,360 × 249,651,360
  4. Step 4: Simplify right side
    115,739,656x = 62,325,801,549,849,600
  5. Step 5: Solve for x
    x = 62,325,801,549,849,600/115,739,656
  6. Step 6: Final answer
    x = 538,499,972.30

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.