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Finding the Third Proportional to 59,184,570 and 129,683,220

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Solution

The third proportional to 59,184,570 and 129,683,220 is: 284,157,467.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,184,570 : 129,683,220 = 129,683,220 : x
  2. Step 2: Convert to fraction form
    59,184,570/129,683,220 = 129,683,220/x
  3. Step 3: Cross multiply
    59,184,570x = 129,683,220 × 129,683,220
  4. Step 4: Simplify right side
    59,184,570x = 16,817,737,549,568,400
  5. Step 5: Solve for x
    x = 16,817,737,549,568,400/59,184,570
  6. Step 6: Final answer
    x = 284,157,467.89

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.