Home / 66,434,488.80-99,577,083.60-34,073,887.20

Finding the Fourth Proportional to 66,434,488.80, 99,577,083.60 and 34,073,887.20

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Solution

The fourth proportional to 66,434,488.80, 99,577,083.60 and 34,073,887.20 is: 51,072,543.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,488.80 : 99,577,083.60 = 34,073,887.20 : x
  2. Step 2: Convert to fraction form
    66,434,488.80/99,577,083.60 = 34,073,887.20/x
  3. Step 3: Cross multiply
    66,434,488.80x = 99,577,083.60 × 34,073,887.20
  4. Step 4: Simplify right side
    66,434,488.80x = 3,392,978,314,291,370
  5. Step 5: Solve for x
    x = 3,392,978,314,291,370/66,434,488.80
  6. Step 6: Final answer
    x = 51,072,543.43

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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.