Home / 125,822,028.54-173,544,956.82-83,985,000.42

Finding the Fourth Proportional to 125,822,028.54, 173,544,956.82 and 83,985,000.42

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Solution

The fourth proportional to 125,822,028.54, 173,544,956.82 and 83,985,000.42 is: 115,839,598.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,822,028.54 : 173,544,956.82 = 83,985,000.42 : x
  2. Step 2: Convert to fraction form
    125,822,028.54/173,544,956.82 = 83,985,000.42/x
  3. Step 3: Cross multiply
    125,822,028.54x = 173,544,956.82 × 83,985,000.42
  4. Step 4: Simplify right side
    125,822,028.54x = 14,575,173,271,416,582
  5. Step 5: Solve for x
    x = 14,575,173,271,416,582/125,822,028.54
  6. Step 6: Final answer
    x = 115,839,598.52

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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.