Home / 319,544,909.10-479,317,363.65-254,974,827.60

Finding the Fourth Proportional to 319,544,909.10, 479,317,363.65 and 254,974,827.60

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Solution

The fourth proportional to 319,544,909.10, 479,317,363.65 and 254,974,827.60 is: 382,462,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,544,909.10 : 479,317,363.65 = 254,974,827.60 : x
  2. Step 2: Convert to fraction form
    319,544,909.10/479,317,363.65 = 254,974,827.60/x
  3. Step 3: Cross multiply
    319,544,909.10x = 479,317,363.65 × 254,974,827.60
  4. Step 4: Simplify right side
    319,544,909.10x = 122,213,862,162,345,248
  5. Step 5: Solve for x
    x = 122,213,862,162,345,248/319,544,909.10
  6. Step 6: Final answer
    x = 382,462,241.40

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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.