Home / 296,676,043.40-445,203,021.90-173,854,123.40

Finding the Fourth Proportional to 296,676,043.40, 445,203,021.90 and 173,854,123.40

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Solution

The fourth proportional to 296,676,043.40, 445,203,021.90 and 173,854,123.40 is: 260,891,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,676,043.40 : 445,203,021.90 = 173,854,123.40 : x
  2. Step 2: Convert to fraction form
    296,676,043.40/445,203,021.90 = 173,854,123.40/x
  3. Step 3: Cross multiply
    296,676,043.40x = 445,203,021.90 × 173,854,123.40
  4. Step 4: Simplify right side
    296,676,043.40x = 77,400,381,107,455,504
  5. Step 5: Solve for x
    x = 77,400,381,107,455,504/296,676,043.40
  6. Step 6: Final answer
    x = 260,891,915.03

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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.