Home / 789,906,566.39-1,184,938,089.50-292,047,618.42

Finding the Fourth Proportional to 789,906,566.39, 1,184,938,089.50 and 292,047,618.42

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Solution

The fourth proportional to 789,906,566.39, 1,184,938,089.50 and 292,047,618.42 is: 438,100,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,906,566.39 : 1,184,938,089.50 = 292,047,618.42 : x
  2. Step 2: Convert to fraction form
    789,906,566.39/1,184,938,089.50 = 292,047,618.42/x
  3. Step 3: Cross multiply
    789,906,566.39x = 1,184,938,089.50 × 292,047,618.42
  4. Step 4: Simplify right side
    789,906,566.39x = 346,058,347,014,349,952
  5. Step 5: Solve for x
    x = 346,058,347,014,349,952/789,906,566.39
  6. Step 6: Final answer
    x = 438,100,354.83

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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.