Home / 481,773,261-721,096,397.10-260,136,493.32

Finding the Fourth Proportional to 481,773,261, 721,096,397.10 and 260,136,493.32

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Solution

The fourth proportional to 481,773,261, 721,096,397.10 and 260,136,493.32 is: 389,360,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,773,261 : 721,096,397.10 = 260,136,493.32 : x
  2. Step 2: Convert to fraction form
    481,773,261/721,096,397.10 = 260,136,493.32/x
  3. Step 3: Cross multiply
    481,773,261x = 721,096,397.10 × 260,136,493.32
  4. Step 4: Simplify right side
    481,773,261x = 187,583,488,087,280,224
  5. Step 5: Solve for x
    x = 187,583,488,087,280,224/481,773,261
  6. Step 6: Final answer
    x = 389,360,521.37

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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.