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Finding the Third Proportional to 602,218,125.25 and 920,636,123.50

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Solution

The third proportional to 602,218,125.25 and 920,636,123.50 is: 1,407,415,081.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,218,125.25 : 920,636,123.50 = 920,636,123.50 : x
  2. Step 2: Convert to fraction form
    602,218,125.25/920,636,123.50 = 920,636,123.50/x
  3. Step 3: Cross multiply
    602,218,125.25x = 920,636,123.50 × 920,636,123.50
  4. Step 4: Simplify right side
    602,218,125.25x = 847,570,871,893,107,200
  5. Step 5: Solve for x
    x = 847,570,871,893,107,200/602,218,125.25
  6. Step 6: Final answer
    x = 1,407,415,081.61

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.