Home / 436,551,207.40-654,917,790.30-145,508,746.60

Finding the Fourth Proportional to 436,551,207.40, 654,917,790.30 and 145,508,746.60

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Solution

The fourth proportional to 436,551,207.40, 654,917,790.30 and 145,508,746.60 is: 218,293,444.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,551,207.40 : 654,917,790.30 = 145,508,746.60 : x
  2. Step 2: Convert to fraction form
    436,551,207.40/654,917,790.30 = 145,508,746.60/x
  3. Step 3: Cross multiply
    436,551,207.40x = 654,917,790.30 × 145,508,746.60
  4. Step 4: Simplify right side
    436,551,207.40x = 95,296,266,792,594,624
  5. Step 5: Solve for x
    x = 95,296,266,792,594,624/436,551,207.40
  6. Step 6: Final answer
    x = 218,293,444.57

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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.