Home / 277,619,969.40-383,115,594.06-153,868,635.96

Finding the Fourth Proportional to 277,619,969.40, 383,115,594.06 and 153,868,635.96

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Solution

The fourth proportional to 277,619,969.40, 383,115,594.06 and 153,868,635.96 is: 212,338,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,619,969.40 : 383,115,594.06 = 153,868,635.96 : x
  2. Step 2: Convert to fraction form
    277,619,969.40/383,115,594.06 = 153,868,635.96/x
  3. Step 3: Cross multiply
    277,619,969.40x = 383,115,594.06 × 153,868,635.96
  4. Step 4: Simplify right side
    277,619,969.40x = 58,949,473,873,017,280
  5. Step 5: Solve for x
    x = 58,949,473,873,017,280/277,619,969.40
  6. Step 6: Final answer
    x = 212,338,737.74

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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.