Home / 148,299,156.88-222,293,018.64-49,896,703.12

Finding the Fourth Proportional to 148,299,156.88, 222,293,018.64 and 49,896,703.12

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Solution

The fourth proportional to 148,299,156.88, 222,293,018.64 and 49,896,703.12 is: 74,792,662.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,299,156.88 : 222,293,018.64 = 49,896,703.12 : x
  2. Step 2: Convert to fraction form
    148,299,156.88/222,293,018.64 = 49,896,703.12/x
  3. Step 3: Cross multiply
    148,299,156.88x = 222,293,018.64 × 49,896,703.12
  4. Step 4: Simplify right side
    148,299,156.88x = 11,091,688,756,728,704
  5. Step 5: Solve for x
    x = 11,091,688,756,728,704/148,299,156.88
  6. Step 6: Final answer
    x = 74,792,662.28

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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.