Home / 128,304,005.10-192,456,007.65-32,565,893.10

Finding the Fourth Proportional to 128,304,005.10, 192,456,007.65 and 32,565,893.10

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Solution

The fourth proportional to 128,304,005.10, 192,456,007.65 and 32,565,893.10 is: 48,848,839.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    128,304,005.10 : 192,456,007.65 = 32,565,893.10 : x
  2. Step 2: Convert to fraction form
    128,304,005.10/192,456,007.65 = 32,565,893.10/x
  3. Step 3: Cross multiply
    128,304,005.10x = 192,456,007.65 × 32,565,893.10
  4. Step 4: Simplify right side
    128,304,005.10x = 6,267,501,771,582,683
  5. Step 5: Solve for x
    x = 6,267,501,771,582,683/128,304,005.10
  6. Step 6: Final answer
    x = 48,848,839.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.