Home / 1,488,374,463.87-2,232,898,040.61-492,393,156.98

Finding the Fourth Proportional to 1,488,374,463.87, 2,232,898,040.61 and 492,393,156.98

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Solution

The fourth proportional to 1,488,374,463.87, 2,232,898,040.61 and 492,393,156.98 is: 738,701,007.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,374,463.87 : 2,232,898,040.61 = 492,393,156.98 : x
  2. Step 2: Convert to fraction form
    1,488,374,463.87/2,232,898,040.61 = 492,393,156.98/x
  3. Step 3: Cross multiply
    1,488,374,463.87x = 2,232,898,040.61 × 492,393,156.98
  4. Step 4: Simplify right side
    1,488,374,463.87x = 1,099,463,715,419,249,792
  5. Step 5: Solve for x
    x = 1,099,463,715,419,249,792/1,488,374,463.87
  6. Step 6: Final answer
    x = 738,701,007.11

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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.