Home / 194,280,223.52-291,388,411.56-69,757,076.72

Finding the Fourth Proportional to 194,280,223.52, 291,388,411.56 and 69,757,076.72

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Solution

The fourth proportional to 194,280,223.52, 291,388,411.56 and 69,757,076.72 is: 104,624,152.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,280,223.52 : 291,388,411.56 = 69,757,076.72 : x
  2. Step 2: Convert to fraction form
    194,280,223.52/291,388,411.56 = 69,757,076.72/x
  3. Step 3: Cross multiply
    194,280,223.52x = 291,388,411.56 × 69,757,076.72
  4. Step 4: Simplify right side
    194,280,223.52x = 20,326,403,780,509,856
  5. Step 5: Solve for x
    x = 20,326,403,780,509,856/194,280,223.52
  6. Step 6: Final answer
    x = 104,624,152.74

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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.