Home / 66,350,077.20-99,525,115.80-37,652,263.20

Finding the Fourth Proportional to 66,350,077.20, 99,525,115.80 and 37,652,263.20

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Solution

The fourth proportional to 66,350,077.20, 99,525,115.80 and 37,652,263.20 is: 56,478,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,350,077.20 : 99,525,115.80 = 37,652,263.20 : x
  2. Step 2: Convert to fraction form
    66,350,077.20/99,525,115.80 = 37,652,263.20/x
  3. Step 3: Cross multiply
    66,350,077.20x = 99,525,115.80 × 37,652,263.20
  4. Step 4: Simplify right side
    66,350,077.20x = 3,747,345,855,112,078.50
  5. Step 5: Solve for x
    x = 3,747,345,855,112,078.50/66,350,077.20
  6. Step 6: Final answer
    x = 56,478,394.80

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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.