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Finding the Third Proportional to 153,350,790.75 and 330,084,988.50

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Solution

The third proportional to 153,350,790.75 and 330,084,988.50 is: 710,502,365.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,350,790.75 : 330,084,988.50 = 330,084,988.50 : x
  2. Step 2: Convert to fraction form
    153,350,790.75/330,084,988.50 = 330,084,988.50/x
  3. Step 3: Cross multiply
    153,350,790.75x = 330,084,988.50 × 330,084,988.50
  4. Step 4: Simplify right side
    153,350,790.75x = 108,956,099,633,045,136
  5. Step 5: Solve for x
    x = 108,956,099,633,045,136/153,350,790.75
  6. Step 6: Final answer
    x = 710,502,365.85

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.