Home / 1,273,304,957.42-1,756,807,982.13-764,535,525.73

Finding the Fourth Proportional to 1,273,304,957.42, 1,756,807,982.13 and 764,535,525.73

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Solution

The fourth proportional to 1,273,304,957.42, 1,756,807,982.13 and 764,535,525.73 is: 1,054,847,156.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,304,957.42 : 1,756,807,982.13 = 764,535,525.73 : x
  2. Step 2: Convert to fraction form
    1,273,304,957.42/1,756,807,982.13 = 764,535,525.73/x
  3. Step 3: Cross multiply
    1,273,304,957.42x = 1,756,807,982.13 × 764,535,525.73
  4. Step 4: Simplify right side
    1,273,304,957.42x = 1,343,142,114,222,856,704
  5. Step 5: Solve for x
    x = 1,343,142,114,222,856,704/1,273,304,957.42
  6. Step 6: Final answer
    x = 1,054,847,156.91

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.