Home / 1,118,111,241.84-1,543,062,549.03-616,318,895.46

Finding the Fourth Proportional to 1,118,111,241.84, 1,543,062,549.03 and 616,318,895.46

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Solution

The fourth proportional to 1,118,111,241.84, 1,543,062,549.03 and 616,318,895.46 is: 850,558,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,111,241.84 : 1,543,062,549.03 = 616,318,895.46 : x
  2. Step 2: Convert to fraction form
    1,118,111,241.84/1,543,062,549.03 = 616,318,895.46/x
  3. Step 3: Cross multiply
    1,118,111,241.84x = 1,543,062,549.03 × 616,318,895.46
  4. Step 4: Simplify right side
    1,118,111,241.84x = 951,018,605,843,861,760
  5. Step 5: Solve for x
    x = 951,018,605,843,861,760/1,118,111,241.84
  6. Step 6: Final answer
    x = 850,558,128.97

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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.