Home / 384,340,020.60-576,510,030.90-177,078,030.60

Finding the Fourth Proportional to 384,340,020.60, 576,510,030.90 and 177,078,030.60

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Solution

The fourth proportional to 384,340,020.60, 576,510,030.90 and 177,078,030.60 is: 265,617,045.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,340,020.60 : 576,510,030.90 = 177,078,030.60 : x
  2. Step 2: Convert to fraction form
    384,340,020.60/576,510,030.90 = 177,078,030.60/x
  3. Step 3: Cross multiply
    384,340,020.60x = 576,510,030.90 × 177,078,030.60
  4. Step 4: Simplify right side
    384,340,020.60x = 102,087,260,892,917,136
  5. Step 5: Solve for x
    x = 102,087,260,892,917,136/384,340,020.60
  6. Step 6: Final answer
    x = 265,617,045.90

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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.