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Finding the Third Proportional to 88,009,390.69 and 191,341,495.69

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Solution

The third proportional to 88,009,390.69 and 191,341,495.69 is: 415,996,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,009,390.69 : 191,341,495.69 = 191,341,495.69 : x
  2. Step 2: Convert to fraction form
    88,009,390.69/191,341,495.69 = 191,341,495.69/x
  3. Step 3: Cross multiply
    88,009,390.69x = 191,341,495.69 × 191,341,495.69
  4. Step 4: Simplify right side
    88,009,390.69x = 36,611,567,971,929,584
  5. Step 5: Solve for x
    x = 36,611,567,971,929,584/88,009,390.69
  6. Step 6: Final answer
    x = 415,996,153.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.