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Finding the Third Proportional to 265,336,490 and 574,134,988

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Solution

The third proportional to 265,336,490 and 574,134,988 is: 1,242,313,051.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,336,490 : 574,134,988 = 574,134,988 : x
  2. Step 2: Convert to fraction form
    265,336,490/574,134,988 = 574,134,988/x
  3. Step 3: Cross multiply
    265,336,490x = 574,134,988 × 574,134,988
  4. Step 4: Simplify right side
    265,336,490x = 329,630,984,445,760,128
  5. Step 5: Solve for x
    x = 329,630,984,445,760,128/265,336,490
  6. Step 6: Final answer
    x = 1,242,313,051.05

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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.