Home / 1,488,374,392.23-2,232,897,933.42-492,393,085.79

Finding the Fourth Proportional to 1,488,374,392.23, 2,232,897,933.42 and 492,393,085.79

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Solution

The fourth proportional to 1,488,374,392.23, 2,232,897,933.42 and 492,393,085.79 is: 738,700,900.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,374,392.23 : 2,232,897,933.42 = 492,393,085.79 : x
  2. Step 2: Convert to fraction form
    1,488,374,392.23/2,232,897,933.42 = 492,393,085.79/x
  3. Step 3: Cross multiply
    1,488,374,392.23x = 2,232,897,933.42 × 492,393,085.79
  4. Step 4: Simplify right side
    1,488,374,392.23x = 1,099,463,503,679,623,424
  5. Step 5: Solve for x
    x = 1,099,463,503,679,623,424/1,488,374,392.23
  6. Step 6: Final answer
    x = 738,700,900.40

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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.