Home / 785,178,115,964.70-1,176,117,808,337.60-498,188,448,003.45

Finding the Fourth Proportional to 785,178,115,964.70, 1,176,117,808,337.60 and 498,188,448,003.45

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Solution

The fourth proportional to 785,178,115,964.70, 1,176,117,808,337.60 and 498,188,448,003.45 is: 746,236,164,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,178,115,964.70 : 1,176,117,808,337.60 = 498,188,448,003.45 : x
  2. Step 2: Convert to fraction form
    785,178,115,964.70/1,176,117,808,337.60 = 498,188,448,003.45/x
  3. Step 3: Cross multiply
    785,178,115,964.70x = 1,176,117,808,337.60 × 498,188,448,003.45
  4. Step 4: Simplify right side
    785,178,115,964.70x = 585,928,305,604,928,047,415,296
  5. Step 5: Solve for x
    x = 585,928,305,604,928,047,415,296/785,178,115,964.70
  6. Step 6: Final answer
    x = 746,236,164,370.21

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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.