Home / 66,431,311.70-99,662,713.95-34,088,206.10

Finding the Fourth Proportional to 66,431,311.70, 99,662,713.95 and 34,088,206.10

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Solution

The fourth proportional to 66,431,311.70, 99,662,713.95 and 34,088,206.10 is: 51,140,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,431,311.70 : 99,662,713.95 = 34,088,206.10 : x
  2. Step 2: Convert to fraction form
    66,431,311.70/99,662,713.95 = 34,088,206.10/x
  3. Step 3: Cross multiply
    66,431,311.70x = 99,662,713.95 × 34,088,206.10
  4. Step 4: Simplify right side
    66,431,311.70x = 3,397,323,133,612,945.50
  5. Step 5: Solve for x
    x = 3,397,323,133,612,945.50/66,431,311.70
  6. Step 6: Final answer
    x = 51,140,389.17

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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.