Home / 756,702,816.57-1,134,956,597.18-239,185,570.77

Finding the Fourth Proportional to 756,702,816.57, 1,134,956,597.18 and 239,185,570.77

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Solution

The fourth proportional to 756,702,816.57, 1,134,956,597.18 and 239,185,570.77 is: 358,747,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,702,816.57 : 1,134,956,597.18 = 239,185,570.77 : x
  2. Step 2: Convert to fraction form
    756,702,816.57/1,134,956,597.18 = 239,185,570.77/x
  3. Step 3: Cross multiply
    756,702,816.57x = 1,134,956,597.18 × 239,185,570.77
  4. Step 4: Simplify right side
    756,702,816.57x = 271,465,241,494,479,360
  5. Step 5: Solve for x
    x = 271,465,241,494,479,360/756,702,816.57
  6. Step 6: Final answer
    x = 358,747,497.10

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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.