Home / 128,051,925.63-275,525,280.38

Finding the Third Proportional to 128,051,925.63 and 275,525,280.38

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Solution

The third proportional to 128,051,925.63 and 275,525,280.38 is: 592,839,035.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,051,925.63 : 275,525,280.38 = 275,525,280.38 : x
  2. Step 2: Convert to fraction form
    128,051,925.63/275,525,280.38 = 275,525,280.38/x
  3. Step 3: Cross multiply
    128,051,925.63x = 275,525,280.38 × 275,525,280.38
  4. Step 4: Simplify right side
    128,051,925.63x = 75,914,180,125,722,368
  5. Step 5: Solve for x
    x = 75,914,180,125,722,368/128,051,925.63
  6. Step 6: Final answer
    x = 592,839,035.85

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Why These Related Problems?

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