Home / 1,190,774,668,972.20-1,786,161,904,950.20-330,248,827,279.59

Finding the Fourth Proportional to 1,190,774,668,972.20, 1,786,161,904,950.20 and 330,248,827,279.59

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Solution

The fourth proportional to 1,190,774,668,972.20, 1,786,161,904,950.20 and 330,248,827,279.59 is: 495,373,213,599.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,774,668,972.20 : 1,786,161,904,950.20 = 330,248,827,279.59 : x
  2. Step 2: Convert to fraction form
    1,190,774,668,972.20/1,786,161,904,950.20 = 330,248,827,279.59/x
  3. Step 3: Cross multiply
    1,190,774,668,972.20x = 1,786,161,904,950.20 × 330,248,827,279.59
  4. Step 4: Simplify right side
    1,190,774,668,972.20x = 589,877,874,441,282,096,463,872
  5. Step 5: Solve for x
    x = 589,877,874,441,282,096,463,872/1,190,774,668,972.20
  6. Step 6: Final answer
    x = 495,373,213,599.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.