Home / 193,114,135.53-266,498,894-105,007,501.91

Finding the Fourth Proportional to 193,114,135.53, 266,498,894 and 105,007,501.91

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Solution

The fourth proportional to 193,114,135.53, 266,498,894 and 105,007,501.91 is: 144,911,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,114,135.53 : 266,498,894 = 105,007,501.91 : x
  2. Step 2: Convert to fraction form
    193,114,135.53/266,498,894 = 105,007,501.91/x
  3. Step 3: Cross multiply
    193,114,135.53x = 266,498,894 × 105,007,501.91
  4. Step 4: Simplify right side
    193,114,135.53x = 27,984,383,120,717,888
  5. Step 5: Solve for x
    x = 27,984,383,120,717,888/193,114,135.53
  6. Step 6: Final answer
    x = 144,911,106.81

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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.