Home / 277,042,509.28-382,225,830.78-159,565,487.68

Finding the Fourth Proportional to 277,042,509.28, 382,225,830.78 and 159,565,487.68

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Solution

The fourth proportional to 277,042,509.28, 382,225,830.78 and 159,565,487.68 is: 220,146,905.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,042,509.28 : 382,225,830.78 = 159,565,487.68 : x
  2. Step 2: Convert to fraction form
    277,042,509.28/382,225,830.78 = 159,565,487.68/x
  3. Step 3: Cross multiply
    277,042,509.28x = 382,225,830.78 × 159,565,487.68
  4. Step 4: Simplify right side
    277,042,509.28x = 60,990,051,092,303,856
  5. Step 5: Solve for x
    x = 60,990,051,092,303,856/277,042,509.28
  6. Step 6: Final answer
    x = 220,146,905.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.