Home / 277,620,366.15-383,116,141.58-153,869,032.71

Finding the Fourth Proportional to 277,620,366.15, 383,116,141.58 and 153,869,032.71

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Solution

The fourth proportional to 277,620,366.15, 383,116,141.58 and 153,869,032.71 is: 212,339,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,620,366.15 : 383,116,141.58 = 153,869,032.71 : x
  2. Step 2: Convert to fraction form
    277,620,366.15/383,116,141.58 = 153,869,032.71/x
  3. Step 3: Cross multiply
    277,620,366.15x = 383,116,141.58 × 153,869,032.71
  4. Step 4: Simplify right side
    277,620,366.15x = 58,949,710,119,732,664
  5. Step 5: Solve for x
    x = 58,949,710,119,732,664/277,620,366.15
  6. Step 6: Final answer
    x = 212,339,285.25

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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.