Home / 194,019,042.40-291,028,563.60-96,989,725.60

Finding the Fourth Proportional to 194,019,042.40, 291,028,563.60 and 96,989,725.60

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Solution

The fourth proportional to 194,019,042.40, 291,028,563.60 and 96,989,725.60 is: 145,484,588.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,019,042.40 : 291,028,563.60 = 96,989,725.60 : x
  2. Step 2: Convert to fraction form
    194,019,042.40/291,028,563.60 = 96,989,725.60/x
  3. Step 3: Cross multiply
    194,019,042.40x = 291,028,563.60 × 96,989,725.60
  4. Step 4: Simplify right side
    194,019,042.40x = 28,226,780,525,326,148
  5. Step 5: Solve for x
    x = 28,226,780,525,326,148/194,019,042.40
  6. Step 6: Final answer
    x = 145,484,588.40

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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.