Home / 314,556,669.60-471,834,598.32-84,525,756.96

Finding the Fourth Proportional to 314,556,669.60, 471,834,598.32 and 84,525,756.96

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Solution

The fourth proportional to 314,556,669.60, 471,834,598.32 and 84,525,756.96 is: 126,788,526.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,556,669.60 : 471,834,598.32 = 84,525,756.96 : x
  2. Step 2: Convert to fraction form
    314,556,669.60/471,834,598.32 = 84,525,756.96/x
  3. Step 3: Cross multiply
    314,556,669.60x = 471,834,598.32 × 84,525,756.96
  4. Step 4: Simplify right side
    314,556,669.60x = 39,882,176,582,915,544
  5. Step 5: Solve for x
    x = 39,882,176,582,915,544/314,556,669.60
  6. Step 6: Final answer
    x = 126,788,526.32

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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.