Home / 99,052,400.70-148,578,601.05-30,894,983.10

Finding the Fourth Proportional to 99,052,400.70, 148,578,601.05 and 30,894,983.10

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Solution

The fourth proportional to 99,052,400.70, 148,578,601.05 and 30,894,983.10 is: 46,342,474.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,052,400.70 : 148,578,601.05 = 30,894,983.10 : x
  2. Step 2: Convert to fraction form
    99,052,400.70/148,578,601.05 = 30,894,983.10/x
  3. Step 3: Cross multiply
    99,052,400.70x = 148,578,601.05 × 30,894,983.10
  4. Step 4: Simplify right side
    99,052,400.70x = 4,590,333,368,461,393
  5. Step 5: Solve for x
    x = 4,590,333,368,461,393/99,052,400.70
  6. Step 6: Final answer
    x = 46,342,474.65

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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.