Home / 1,294,704,023.20-1,942,056,034.80-777,718,218.40

Finding the Fourth Proportional to 1,294,704,023.20, 1,942,056,034.80 and 777,718,218.40

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Solution

The fourth proportional to 1,294,704,023.20, 1,942,056,034.80 and 777,718,218.40 is: 1,166,577,327.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,704,023.20 : 1,942,056,034.80 = 777,718,218.40 : x
  2. Step 2: Convert to fraction form
    1,294,704,023.20/1,942,056,034.80 = 777,718,218.40/x
  3. Step 3: Cross multiply
    1,294,704,023.20x = 1,942,056,034.80 × 777,718,218.40
  4. Step 4: Simplify right side
    1,294,704,023.20x = 1,510,372,359,417,624,320
  5. Step 5: Solve for x
    x = 1,510,372,359,417,624,320/1,294,704,023.20
  6. Step 6: Final answer
    x = 1,166,577,327.60

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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.