Home / 100,637,794.80-150,903,548.10-43,065,019.80

Finding the Fourth Proportional to 100,637,794.80, 150,903,548.10 and 43,065,019.80

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Solution

The fourth proportional to 100,637,794.80, 150,903,548.10 and 43,065,019.80 is: 64,574,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,637,794.80 : 150,903,548.10 = 43,065,019.80 : x
  2. Step 2: Convert to fraction form
    100,637,794.80/150,903,548.10 = 43,065,019.80/x
  3. Step 3: Cross multiply
    100,637,794.80x = 150,903,548.10 × 43,065,019.80
  4. Step 4: Simplify right side
    100,637,794.80x = 6,498,664,286,816,752
  5. Step 5: Solve for x
    x = 6,498,664,286,816,752/100,637,794.80
  6. Step 6: Final answer
    x = 64,574,788.23

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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.