Home / 66,244,273.20-99,366,409.80-52,426,807.20

Finding the Fourth Proportional to 66,244,273.20, 99,366,409.80 and 52,426,807.20

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Solution

The fourth proportional to 66,244,273.20, 99,366,409.80 and 52,426,807.20 is: 78,640,210.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,244,273.20 : 99,366,409.80 = 52,426,807.20 : x
  2. Step 2: Convert to fraction form
    66,244,273.20/99,366,409.80 = 52,426,807.20/x
  3. Step 3: Cross multiply
    66,244,273.20x = 99,366,409.80 × 52,426,807.20
  4. Step 4: Simplify right side
    66,244,273.20x = 5,209,463,608,740,791
  5. Step 5: Solve for x
    x = 5,209,463,608,740,791/66,244,273.20
  6. Step 6: Final answer
    x = 78,640,210.80

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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.