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Finding the Third Proportional to 30,913,124,169 and 66,959,408,389.50

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Solution

The third proportional to 30,913,124,169 and 66,959,408,389.50 is: 145,037,504,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,913,124,169 : 66,959,408,389.50 = 66,959,408,389.50 : x
  2. Step 2: Convert to fraction form
    30,913,124,169/66,959,408,389.50 = 66,959,408,389.50/x
  3. Step 3: Cross multiply
    30,913,124,169x = 66,959,408,389.50 × 66,959,408,389.50
  4. Step 4: Simplify right side
    30,913,124,169x = 4,483,562,371,871,842,762,752
  5. Step 5: Solve for x
    x = 4,483,562,371,871,842,762,752/30,913,124,169
  6. Step 6: Final answer
    x = 145,037,504,050.40

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1.5x scale

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.