Home / 277,988,376.06-383,616,655.02-152,540,186.58

Finding the Fourth Proportional to 277,988,376.06, 383,616,655.02 and 152,540,186.58

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Solution

The fourth proportional to 277,988,376.06, 383,616,655.02 and 152,540,186.58 is: 210,501,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,988,376.06 : 383,616,655.02 = 152,540,186.58 : x
  2. Step 2: Convert to fraction form
    277,988,376.06/383,616,655.02 = 152,540,186.58/x
  3. Step 3: Cross multiply
    277,988,376.06x = 383,616,655.02 × 152,540,186.58
  4. Step 4: Simplify right side
    277,988,376.06x = 58,516,956,131,946,296
  5. Step 5: Solve for x
    x = 58,516,956,131,946,296/277,988,376.06
  6. Step 6: Final answer
    x = 210,501,449.60

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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.