Home / 277,831,537.28-383,419,913.28-154,063,900.16

Finding the Fourth Proportional to 277,831,537.28, 383,419,913.28 and 154,063,900.16

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Solution

The fourth proportional to 277,831,537.28, 383,419,913.28 and 154,063,900.16 is: 212,615,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,831,537.28 : 383,419,913.28 = 154,063,900.16 : x
  2. Step 2: Convert to fraction form
    277,831,537.28/383,419,913.28 = 154,063,900.16/x
  3. Step 3: Cross multiply
    277,831,537.28x = 383,419,913.28 × 154,063,900.16
  4. Step 4: Simplify right side
    277,831,537.28x = 59,071,167,238,925,776
  5. Step 5: Solve for x
    x = 59,071,167,238,925,776/277,831,537.28
  6. Step 6: Final answer
    x = 212,615,053.77

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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.