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Finding the Fourth Proportional to 225,698,612.10, 338,547,918.15 and 225,698,612.10

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Solution

The fourth proportional to 225,698,612.10, 338,547,918.15 and 225,698,612.10 is: 338,547,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,698,612.10 : 338,547,918.15 = 225,698,612.10 : x
  2. Step 2: Convert to fraction form
    225,698,612.10/338,547,918.15 = 225,698,612.10/x
  3. Step 3: Cross multiply
    225,698,612.10x = 338,547,918.15 × 225,698,612.10
  4. Step 4: Simplify right side
    225,698,612.10x = 76,409,795,255,799,392
  5. Step 5: Solve for x
    x = 76,409,795,255,799,392/225,698,612.10
  6. Step 6: Final answer
    x = 338,547,918.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.