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Finding the Third Proportional to 134,814,579 and 290,455,038

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Solution

The third proportional to 134,814,579 and 290,455,038 is: 625,778,975.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,814,579 : 290,455,038 = 290,455,038 : x
  2. Step 2: Convert to fraction form
    134,814,579/290,455,038 = 290,455,038/x
  3. Step 3: Cross multiply
    134,814,579x = 290,455,038 × 290,455,038
  4. Step 4: Simplify right side
    134,814,579x = 84,364,129,099,581,440
  5. Step 5: Solve for x
    x = 84,364,129,099,581,440/134,814,579
  6. Step 6: Final answer
    x = 625,778,975.28

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.