Home / 194,048,454.40-291,072,681.60-190,222,079.20

Finding the Fourth Proportional to 194,048,454.40, 291,072,681.60 and 190,222,079.20

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Solution

The fourth proportional to 194,048,454.40, 291,072,681.60 and 190,222,079.20 is: 285,333,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,048,454.40 : 291,072,681.60 = 190,222,079.20 : x
  2. Step 2: Convert to fraction form
    194,048,454.40/291,072,681.60 = 190,222,079.20/x
  3. Step 3: Cross multiply
    194,048,454.40x = 291,072,681.60 × 190,222,079.20
  4. Step 4: Simplify right side
    194,048,454.40x = 55,368,450,692,271,584
  5. Step 5: Solve for x
    x = 55,368,450,692,271,584/194,048,454.40
  6. Step 6: Final answer
    x = 285,333,118.80

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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.