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Finding the Third Proportional to 74,502,090 and 111,294,315

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Solution

The third proportional to 74,502,090 and 111,294,315 is: 166,256,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,502,090 : 111,294,315 = 111,294,315 : x
  2. Step 2: Convert to fraction form
    74,502,090/111,294,315 = 111,294,315/x
  3. Step 3: Cross multiply
    74,502,090x = 111,294,315 × 111,294,315
  4. Step 4: Simplify right side
    74,502,090x = 12,386,424,551,319,224
  5. Step 5: Solve for x
    x = 12,386,424,551,319,224/74,502,090
  6. Step 6: Final answer
    x = 166,256,068.14

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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.