Home / 314,556,649.98-471,834,568.89-84,525,737.64

Finding the Fourth Proportional to 314,556,649.98, 471,834,568.89 and 84,525,737.64

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Solution

The fourth proportional to 314,556,649.98, 471,834,568.89 and 84,525,737.64 is: 126,788,497.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,556,649.98 : 471,834,568.89 = 84,525,737.64 : x
  2. Step 2: Convert to fraction form
    314,556,649.98/471,834,568.89 = 84,525,737.64/x
  3. Step 3: Cross multiply
    314,556,649.98x = 471,834,568.89 × 84,525,737.64
  4. Step 4: Simplify right side
    314,556,649.98x = 39,882,164,979,478,648
  5. Step 5: Solve for x
    x = 39,882,164,979,478,648/314,556,649.98
  6. Step 6: Final answer
    x = 126,788,497.34

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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.