Home / 66,516,278.85-99,810,152.01-27,681,504.39

Finding the Fourth Proportional to 66,516,278.85, 99,810,152.01 and 27,681,504.39

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Solution

The fourth proportional to 66,516,278.85, 99,810,152.01 and 27,681,504.39 is: 41,537,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,516,278.85 : 99,810,152.01 = 27,681,504.39 : x
  2. Step 2: Convert to fraction form
    66,516,278.85/99,810,152.01 = 27,681,504.39/x
  3. Step 3: Cross multiply
    66,516,278.85x = 99,810,152.01 × 27,681,504.39
  4. Step 4: Simplify right side
    66,516,278.85x = 2,762,895,161,031,382.50
  5. Step 5: Solve for x
    x = 2,762,895,161,031,382.50/66,516,278.85
  6. Step 6: Final answer
    x = 41,537,127.58

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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.