Home / 128,225,167.50-302,390,569.50

Finding the Third Proportional to 128,225,167.50 and 302,390,569.50

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Solution

The third proportional to 128,225,167.50 and 302,390,569.50 is: 713,120,975.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,225,167.50 : 302,390,569.50 = 302,390,569.50 : x
  2. Step 2: Convert to fraction form
    128,225,167.50/302,390,569.50 = 302,390,569.50/x
  3. Step 3: Cross multiply
    128,225,167.50x = 302,390,569.50 × 302,390,569.50
  4. Step 4: Simplify right side
    128,225,167.50x = 91,440,056,522,534,336
  5. Step 5: Solve for x
    x = 91,440,056,522,534,336/128,225,167.50
  6. Step 6: Final answer
    x = 713,120,975.43

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.