Home / 440,367,005.85-660,550,508.78-181,448,950.65

Finding the Fourth Proportional to 440,367,005.85, 660,550,508.78 and 181,448,950.65

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Solution

The fourth proportional to 440,367,005.85, 660,550,508.78 and 181,448,950.65 is: 272,173,425.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,367,005.85 : 660,550,508.78 = 181,448,950.65 : x
  2. Step 2: Convert to fraction form
    440,367,005.85/660,550,508.78 = 181,448,950.65/x
  3. Step 3: Cross multiply
    440,367,005.85x = 660,550,508.78 × 181,448,950.65
  4. Step 4: Simplify right side
    440,367,005.85x = 119,856,196,668,547,360
  5. Step 5: Solve for x
    x = 119,856,196,668,547,360/440,367,005.85
  6. Step 6: Final answer
    x = 272,173,425.98

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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.