Home / 176,658,016.91-264,987,357.51-72,913,426.40

Finding the Fourth Proportional to 176,658,016.91, 264,987,357.51 and 72,913,426.40

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Solution

The fourth proportional to 176,658,016.91, 264,987,357.51 and 72,913,426.40 is: 109,370,276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,658,016.91 : 264,987,357.51 = 72,913,426.40 : x
  2. Step 2: Convert to fraction form
    176,658,016.91/264,987,357.51 = 72,913,426.40/x
  3. Step 3: Cross multiply
    176,658,016.91x = 264,987,357.51 × 72,913,426.40
  4. Step 4: Simplify right side
    176,658,016.91x = 19,321,136,187,410,932
  5. Step 5: Solve for x
    x = 19,321,136,187,410,932/176,658,016.91
  6. Step 6: Final answer
    x = 109,370,276.68

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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.