Home / 452,455,509,209.17-678,752,999,504.58-154,265,707,235.71

Finding the Fourth Proportional to 452,455,509,209.17, 678,752,999,504.58 and 154,265,707,235.71

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Solution

The fourth proportional to 452,455,509,209.17, 678,752,999,504.58 and 154,265,707,235.71 is: 231,422,337,391.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,455,509,209.17 : 678,752,999,504.58 = 154,265,707,235.71 : x
  2. Step 2: Convert to fraction form
    452,455,509,209.17/678,752,999,504.58 = 154,265,707,235.71/x
  3. Step 3: Cross multiply
    452,455,509,209.17x = 678,752,999,504.58 × 154,265,707,235.71
  4. Step 4: Simplify right side
    452,455,509,209.17x = 104,708,311,506,933,535,211,520
  5. Step 5: Solve for x
    x = 104,708,311,506,933,535,211,520/452,455,509,209.17
  6. Step 6: Final answer
    x = 231,422,337,391.69

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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.