Home / 339,979,547.10-509,969,320.65-110,113,599.90

Finding the Fourth Proportional to 339,979,547.10, 509,969,320.65 and 110,113,599.90

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Solution

The fourth proportional to 339,979,547.10, 509,969,320.65 and 110,113,599.90 is: 165,170,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,979,547.10 : 509,969,320.65 = 110,113,599.90 : x
  2. Step 2: Convert to fraction form
    339,979,547.10/509,969,320.65 = 110,113,599.90/x
  3. Step 3: Cross multiply
    339,979,547.10x = 509,969,320.65 × 110,113,599.90
  4. Step 4: Simplify right side
    339,979,547.10x = 56,154,557,735,328,912
  5. Step 5: Solve for x
    x = 56,154,557,735,328,912/339,979,547.10
  6. Step 6: Final answer
    x = 165,170,399.85

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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.