Home / 409,849,176.72-565,596,327.96-224,206,206.60

Finding the Fourth Proportional to 409,849,176.72, 565,596,327.96 and 224,206,206.60

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Solution

The fourth proportional to 409,849,176.72, 565,596,327.96 and 224,206,206.60 is: 309,407,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,849,176.72 : 565,596,327.96 = 224,206,206.60 : x
  2. Step 2: Convert to fraction form
    409,849,176.72/565,596,327.96 = 224,206,206.60/x
  3. Step 3: Cross multiply
    409,849,176.72x = 565,596,327.96 × 224,206,206.60
  4. Step 4: Simplify right side
    409,849,176.72x = 126,810,207,158,801,120
  5. Step 5: Solve for x
    x = 126,810,207,158,801,120/409,849,176.72
  6. Step 6: Final answer
    x = 309,407,007.17

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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.