Home / 436,609,715.40-654,914,573.10-264,422,831.40

Finding the Fourth Proportional to 436,609,715.40, 654,914,573.10 and 264,422,831.40

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Solution

The fourth proportional to 436,609,715.40, 654,914,573.10 and 264,422,831.40 is: 396,634,247.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,609,715.40 : 654,914,573.10 = 264,422,831.40 : x
  2. Step 2: Convert to fraction form
    436,609,715.40/654,914,573.10 = 264,422,831.40/x
  3. Step 3: Cross multiply
    436,609,715.40x = 654,914,573.10 × 264,422,831.40
  4. Step 4: Simplify right side
    436,609,715.40x = 173,174,365,744,224,288
  5. Step 5: Solve for x
    x = 173,174,365,744,224,288/436,609,715.40
  6. Step 6: Final answer
    x = 396,634,247.10

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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.