Home / 1,494,611,437.20-2,241,917,155.80-574,517,792.40

Finding the Fourth Proportional to 1,494,611,437.20, 2,241,917,155.80 and 574,517,792.40

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Solution

The fourth proportional to 1,494,611,437.20, 2,241,917,155.80 and 574,517,792.40 is: 861,776,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,611,437.20 : 2,241,917,155.80 = 574,517,792.40 : x
  2. Step 2: Convert to fraction form
    1,494,611,437.20/2,241,917,155.80 = 574,517,792.40/x
  3. Step 3: Cross multiply
    1,494,611,437.20x = 2,241,917,155.80 × 574,517,792.40
  4. Step 4: Simplify right side
    1,494,611,437.20x = 1,288,021,295,093,902,848
  5. Step 5: Solve for x
    x = 1,288,021,295,093,902,848/1,494,611,437.20
  6. Step 6: Final answer
    x = 861,776,688.60

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1.5x scale

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.