Home / 73,069,559.80-100,835,984.13-43,700,887.64

Finding the Fourth Proportional to 73,069,559.80, 100,835,984.13 and 43,700,887.64

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Solution

The fourth proportional to 73,069,559.80, 100,835,984.13 and 43,700,887.64 is: 60,307,219.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069,559.80 : 100,835,984.13 = 43,700,887.64 : x
  2. Step 2: Convert to fraction form
    73,069,559.80/100,835,984.13 = 43,700,887.64/x
  3. Step 3: Cross multiply
    73,069,559.80x = 100,835,984.13 × 43,700,887.64
  4. Step 4: Simplify right side
    73,069,559.80x = 4,406,622,012,786,042.50
  5. Step 5: Solve for x
    x = 4,406,622,012,786,042.50/73,069,559.80
  6. Step 6: Final answer
    x = 60,307,219.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.