Home / 409,849,185.22-565,596,339.69-224,206,215.10

Finding the Fourth Proportional to 409,849,185.22, 565,596,339.69 and 224,206,215.10

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Solution

The fourth proportional to 409,849,185.22, 565,596,339.69 and 224,206,215.10 is: 309,407,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,849,185.22 : 565,596,339.69 = 224,206,215.10 : x
  2. Step 2: Convert to fraction form
    409,849,185.22/565,596,339.69 = 224,206,215.10/x
  3. Step 3: Cross multiply
    409,849,185.22x = 565,596,339.69 × 224,206,215.10
  4. Step 4: Simplify right side
    409,849,185.22x = 126,810,214,596,308,816
  5. Step 5: Solve for x
    x = 126,810,214,596,308,816/409,849,185.22
  6. Step 6: Final answer
    x = 309,407,018.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.