Home / 353,347,261.95-530,078,438.04-104,377,782.27

Finding the Fourth Proportional to 353,347,261.95, 530,078,438.04 and 104,377,782.27

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Solution

The fourth proportional to 353,347,261.95, 530,078,438.04 and 104,377,782.27 is: 156,583,672.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,347,261.95 : 530,078,438.04 = 104,377,782.27 : x
  2. Step 2: Convert to fraction form
    353,347,261.95/530,078,438.04 = 104,377,782.27/x
  3. Step 3: Cross multiply
    353,347,261.95x = 530,078,438.04 × 104,377,782.27
  4. Step 4: Simplify right side
    353,347,261.95x = 55,328,411,791,369,384
  5. Step 5: Solve for x
    x = 55,328,411,791,369,384/353,347,261.95
  6. Step 6: Final answer
    x = 156,583,672.07

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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.