Home / 154,002,592.50-212,523,577.66-92,125,539.06

Finding the Fourth Proportional to 154,002,592.50, 212,523,577.66 and 92,125,539.06

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Solution

The fourth proportional to 154,002,592.50, 212,523,577.66 and 92,125,539.06 is: 127,133,243.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,002,592.50 : 212,523,577.66 = 92,125,539.06 : x
  2. Step 2: Convert to fraction form
    154,002,592.50/212,523,577.66 = 92,125,539.06/x
  3. Step 3: Cross multiply
    154,002,592.50x = 212,523,577.66 × 92,125,539.06
  4. Step 4: Simplify right side
    154,002,592.50x = 19,578,849,154,887,272
  5. Step 5: Solve for x
    x = 19,578,849,154,887,272/154,002,592.50
  6. Step 6: Final answer
    x = 127,133,243.91

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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.