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Finding the Third Proportional to 8,625,125,621 and 12,903,209,587.50

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Solution

The third proportional to 8,625,125,621 and 12,903,209,587.50 is: 19,303,233,944.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625,125,621 : 12,903,209,587.50 = 12,903,209,587.50 : x
  2. Step 2: Convert to fraction form
    8,625,125,621/12,903,209,587.50 = 12,903,209,587.50/x
  3. Step 3: Cross multiply
    8,625,125,621x = 12,903,209,587.50 × 12,903,209,587.50
  4. Step 4: Simplify right side
    8,625,125,621x = 166,492,817,658,951,925,760
  5. Step 5: Solve for x
    x = 166,492,817,658,951,925,760/8,625,125,621
  6. Step 6: Final answer
    x = 19,303,233,944.05

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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.