Home / 789,849,793.35-1,184,774,690.03-402,429,304.35

Finding the Fourth Proportional to 789,849,793.35, 1,184,774,690.03 and 402,429,304.35

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Solution

The fourth proportional to 789,849,793.35, 1,184,774,690.03 and 402,429,304.35 is: 603,643,956.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,849,793.35 : 1,184,774,690.03 = 402,429,304.35 : x
  2. Step 2: Convert to fraction form
    789,849,793.35/1,184,774,690.03 = 402,429,304.35/x
  3. Step 3: Cross multiply
    789,849,793.35x = 1,184,774,690.03 × 402,429,304.35
  4. Step 4: Simplify right side
    789,849,793.35x = 476,788,054,318,247,680
  5. Step 5: Solve for x
    x = 476,788,054,318,247,680/789,849,793.35
  6. Step 6: Final answer
    x = 603,643,956.53

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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.