Home / 1,151,780,535.93-1,728,168,520.06-619,369,674.02

Finding the Fourth Proportional to 1,151,780,535.93, 1,728,168,520.06 and 619,369,674.02

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Solution

The fourth proportional to 1,151,780,535.93, 1,728,168,520.06 and 619,369,674.02 is: 929,322,157.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,780,535.93 : 1,728,168,520.06 = 619,369,674.02 : x
  2. Step 2: Convert to fraction form
    1,151,780,535.93/1,728,168,520.06 = 619,369,674.02/x
  3. Step 3: Cross multiply
    1,151,780,535.93x = 1,728,168,520.06 × 619,369,674.02
  4. Step 4: Simplify right side
    1,151,780,535.93x = 1,070,375,172,925,728,768
  5. Step 5: Solve for x
    x = 1,070,375,172,925,728,768/1,151,780,535.93
  6. Step 6: Final answer
    x = 929,322,157.77

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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.