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Finding the Third Proportional to 249,315,078 and 372,577,230

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Solution

The third proportional to 249,315,078 and 372,577,230 is: 556,780,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,315,078 : 372,577,230 = 372,577,230 : x
  2. Step 2: Convert to fraction form
    249,315,078/372,577,230 = 372,577,230/x
  3. Step 3: Cross multiply
    249,315,078x = 372,577,230 × 372,577,230
  4. Step 4: Simplify right side
    249,315,078x = 138,813,792,314,472,896
  5. Step 5: Solve for x
    x = 138,813,792,314,472,896/249,315,078
  6. Step 6: Final answer
    x = 556,780,574.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.