Home / 66,101,180.10-99,167,516.55-31,994,477.70

Finding the Fourth Proportional to 66,101,180.10, 99,167,516.55 and 31,994,477.70

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Solution

The fourth proportional to 66,101,180.10, 99,167,516.55 and 31,994,477.70 is: 47,999,338.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,101,180.10 : 99,167,516.55 = 31,994,477.70 : x
  2. Step 2: Convert to fraction form
    66,101,180.10/99,167,516.55 = 31,994,477.70/x
  3. Step 3: Cross multiply
    66,101,180.10x = 99,167,516.55 × 31,994,477.70
  4. Step 4: Simplify right side
    66,101,180.10x = 3,172,812,896,823,356
  5. Step 5: Solve for x
    x = 3,172,812,896,823,356/66,101,180.10
  6. Step 6: Final answer
    x = 47,999,338.17

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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.