Home / 1,254,976,387.45-1,880,283,015.16-880,690,462.76

Finding the Fourth Proportional to 1,254,976,387.45, 1,880,283,015.16 and 880,690,462.76

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Solution

The fourth proportional to 1,254,976,387.45, 1,880,283,015.16 and 880,690,462.76 is: 1,319,504,761.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,976,387.45 : 1,880,283,015.16 = 880,690,462.76 : x
  2. Step 2: Convert to fraction form
    1,254,976,387.45/1,880,283,015.16 = 880,690,462.76/x
  3. Step 3: Cross multiply
    1,254,976,387.45x = 1,880,283,015.16 × 880,690,462.76
  4. Step 4: Simplify right side
    1,254,976,387.45x = 1,655,947,318,743,527,680
  5. Step 5: Solve for x
    x = 1,655,947,318,743,527,680/1,254,976,387.45
  6. Step 6: Final answer
    x = 1,319,504,761.45

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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.