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Finding the Third Proportional to 72,852,408 and 148,631,152

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Solution

The third proportional to 72,852,408 and 148,631,152 is: 303,232,521.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,852,408 : 148,631,152 = 148,631,152 : x
  2. Step 2: Convert to fraction form
    72,852,408/148,631,152 = 148,631,152/x
  3. Step 3: Cross multiply
    72,852,408x = 148,631,152 × 148,631,152
  4. Step 4: Simplify right side
    72,852,408x = 22,091,219,344,847,104
  5. Step 5: Solve for x
    x = 22,091,219,344,847,104/72,852,408
  6. Step 6: Final answer
    x = 303,232,521.08

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.