Home / 277,573,019.04-383,053,047.84-153,815,762.88

Finding the Fourth Proportional to 277,573,019.04, 383,053,047.84 and 153,815,762.88

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Solution

The fourth proportional to 277,573,019.04, 383,053,047.84 and 153,815,762.88 is: 212,267,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,573,019.04 : 383,053,047.84 = 153,815,762.88 : x
  2. Step 2: Convert to fraction form
    277,573,019.04/383,053,047.84 = 153,815,762.88/x
  3. Step 3: Cross multiply
    277,573,019.04x = 383,053,047.84 × 153,815,762.88
  4. Step 4: Simplify right side
    277,573,019.04x = 58,919,596,777,018,728
  5. Step 5: Solve for x
    x = 58,919,596,777,018,728/277,573,019.04
  6. Step 6: Final answer
    x = 212,267,017.09

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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.