Home / 344,922,211.60-517,383,317.40-172,425,648.40

Finding the Fourth Proportional to 344,922,211.60, 517,383,317.40 and 172,425,648.40

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Solution

The fourth proportional to 344,922,211.60, 517,383,317.40 and 172,425,648.40 is: 258,638,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,922,211.60 : 517,383,317.40 = 172,425,648.40 : x
  2. Step 2: Convert to fraction form
    344,922,211.60/517,383,317.40 = 172,425,648.40/x
  3. Step 3: Cross multiply
    344,922,211.60x = 517,383,317.40 × 172,425,648.40
  4. Step 4: Simplify right side
    344,922,211.60x = 89,210,153,974,038,000
  5. Step 5: Solve for x
    x = 89,210,153,974,038,000/344,922,211.60
  6. Step 6: Final answer
    x = 258,638,472.60

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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.