Home / 222,405,747.84-306,922,428.72-127,048,885.28

Finding the Fourth Proportional to 222,405,747.84, 306,922,428.72 and 127,048,885.28

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Solution

The fourth proportional to 222,405,747.84, 306,922,428.72 and 127,048,885.28 is: 175,328,887.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,405,747.84 : 306,922,428.72 = 127,048,885.28 : x
  2. Step 2: Convert to fraction form
    222,405,747.84/306,922,428.72 = 127,048,885.28/x
  3. Step 3: Cross multiply
    222,405,747.84x = 306,922,428.72 × 127,048,885.28
  4. Step 4: Simplify right side
    222,405,747.84x = 38,994,152,436,306,264
  5. Step 5: Solve for x
    x = 38,994,152,436,306,264/222,405,747.84
  6. Step 6: Final answer
    x = 175,328,887.92

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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.