Home / 158,289,716.20-237,434,574.30-142,669,287.40

Finding the Fourth Proportional to 158,289,716.20, 237,434,574.30 and 142,669,287.40

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Solution

The fourth proportional to 158,289,716.20, 237,434,574.30 and 142,669,287.40 is: 214,003,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,289,716.20 : 237,434,574.30 = 142,669,287.40 : x
  2. Step 2: Convert to fraction form
    158,289,716.20/237,434,574.30 = 142,669,287.40/x
  3. Step 3: Cross multiply
    158,289,716.20x = 237,434,574.30 × 142,669,287.40
  4. Step 4: Simplify right side
    158,289,716.20x = 33,874,621,519,503,356
  5. Step 5: Solve for x
    x = 33,874,621,519,503,356/158,289,716.20
  6. Step 6: Final answer
    x = 214,003,931.10

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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.