Home / 1,016,964,511.88-1,525,460,939.58-289,953,223.88

Finding the Fourth Proportional to 1,016,964,511.88, 1,525,460,939.58 and 289,953,223.88

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Solution

The fourth proportional to 1,016,964,511.88, 1,525,460,939.58 and 289,953,223.88 is: 434,933,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,964,511.88 : 1,525,460,939.58 = 289,953,223.88 : x
  2. Step 2: Convert to fraction form
    1,016,964,511.88/1,525,460,939.58 = 289,953,223.88/x
  3. Step 3: Cross multiply
    1,016,964,511.88x = 1,525,460,939.58 × 289,953,223.88
  4. Step 4: Simplify right side
    1,016,964,511.88x = 442,312,317,334,234,880
  5. Step 5: Solve for x
    x = 442,312,317,334,234,880/1,016,964,511.88
  6. Step 6: Final answer
    x = 434,933,876.42

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1.5x scale

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.