Home / 107,009,676.20-160,514,514.30-79,759,807.40

Finding the Fourth Proportional to 107,009,676.20, 160,514,514.30 and 79,759,807.40

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Solution

The fourth proportional to 107,009,676.20, 160,514,514.30 and 79,759,807.40 is: 119,639,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,009,676.20 : 160,514,514.30 = 79,759,807.40 : x
  2. Step 2: Convert to fraction form
    107,009,676.20/160,514,514.30 = 79,759,807.40/x
  3. Step 3: Cross multiply
    107,009,676.20x = 160,514,514.30 × 79,759,807.40
  4. Step 4: Simplify right side
    107,009,676.20x = 12,802,606,745,472,548
  5. Step 5: Solve for x
    x = 12,802,606,745,472,548/107,009,676.20
  6. Step 6: Final answer
    x = 119,639,711.10

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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.