Home / 660,940,078,717.80-991,862,980,285.25-230,677,163,340.80

Finding the Fourth Proportional to 660,940,078,717.80, 991,862,980,285.25 and 230,677,163,340.80

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Solution

The fourth proportional to 660,940,078,717.80, 991,862,980,285.25 and 230,677,163,340.80 is: 346,173,800,140.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,940,078,717.80 : 991,862,980,285.25 = 230,677,163,340.80 : x
  2. Step 2: Convert to fraction form
    660,940,078,717.80/991,862,980,285.25 = 230,677,163,340.80/x
  3. Step 3: Cross multiply
    660,940,078,717.80x = 991,862,980,285.25 × 230,677,163,340.80
  4. Step 4: Simplify right side
    660,940,078,717.80x = 228,800,138,714,953,308,700,672
  5. Step 5: Solve for x
    x = 228,800,138,714,953,308,700,672/660,940,078,717.80
  6. Step 6: Final answer
    x = 346,173,800,140.58

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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.