Home / 81,050,525.52-111,849,749.28-43,880,798.40

Finding the Fourth Proportional to 81,050,525.52, 111,849,749.28 and 43,880,798.40

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Solution

The fourth proportional to 81,050,525.52, 111,849,749.28 and 43,880,798.40 is: 60,555,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,050,525.52 : 111,849,749.28 = 43,880,798.40 : x
  2. Step 2: Convert to fraction form
    81,050,525.52/111,849,749.28 = 43,880,798.40/x
  3. Step 3: Cross multiply
    81,050,525.52x = 111,849,749.28 × 43,880,798.40
  4. Step 4: Simplify right side
    81,050,525.52x = 4,908,056,299,246,225
  5. Step 5: Solve for x
    x = 4,908,056,299,246,225/81,050,525.52
  6. Step 6: Final answer
    x = 60,555,514.82

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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.