Home / 64,556,559.93-96,840,655.11-20,838,354.98

Finding the Fourth Proportional to 64,556,559.93, 96,840,655.11 and 20,838,354.98

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Solution

The fourth proportional to 64,556,559.93, 96,840,655.11 and 20,838,354.98 is: 31,259,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,556,559.93 : 96,840,655.11 = 20,838,354.98 : x
  2. Step 2: Convert to fraction form
    64,556,559.93/96,840,655.11 = 20,838,354.98/x
  3. Step 3: Cross multiply
    64,556,559.93x = 96,840,655.11 × 20,838,354.98
  4. Step 4: Simplify right side
    64,556,559.93x = 2,017,999,947,383,733.25
  5. Step 5: Solve for x
    x = 2,017,999,947,383,733.25/64,556,559.93
  6. Step 6: Final answer
    x = 31,259,409.57

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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.