Home / 148,414,707,624.30-222,622,061,436.45-77,642,071,925.10

Finding the Fourth Proportional to 148,414,707,624.30, 222,622,061,436.45 and 77,642,071,925.10

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Solution

The fourth proportional to 148,414,707,624.30, 222,622,061,436.45 and 77,642,071,925.10 is: 116,463,107,887.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,414,707,624.30 : 222,622,061,436.45 = 77,642,071,925.10 : x
  2. Step 2: Convert to fraction form
    148,414,707,624.30/222,622,061,436.45 = 77,642,071,925.10/x
  3. Step 3: Cross multiply
    148,414,707,624.30x = 222,622,061,436.45 × 77,642,071,925.10
  4. Step 4: Simplify right side
    148,414,707,624.30x = 17,284,838,106,162,884,771,840
  5. Step 5: Solve for x
    x = 17,284,838,106,162,884,771,840/148,414,707,624.30
  6. Step 6: Final answer
    x = 116,463,107,887.65

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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.