Home / 575,424,272.20-863,136,408.30-345,652,803.40

Finding the Fourth Proportional to 575,424,272.20, 863,136,408.30 and 345,652,803.40

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Solution

The fourth proportional to 575,424,272.20, 863,136,408.30 and 345,652,803.40 is: 518,479,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,424,272.20 : 863,136,408.30 = 345,652,803.40 : x
  2. Step 2: Convert to fraction form
    575,424,272.20/863,136,408.30 = 345,652,803.40/x
  3. Step 3: Cross multiply
    575,424,272.20x = 863,136,408.30 × 345,652,803.40
  4. Step 4: Simplify right side
    575,424,272.20x = 298,345,519,245,502,016
  5. Step 5: Solve for x
    x = 298,345,519,245,502,016/575,424,272.20
  6. Step 6: Final answer
    x = 518,479,205.10

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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.