Home / 629,857,874.10-944,786,811.15-553,330,370.10

Finding the Fourth Proportional to 629,857,874.10, 944,786,811.15 and 553,330,370.10

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Solution

The fourth proportional to 629,857,874.10, 944,786,811.15 and 553,330,370.10 is: 829,995,555.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,874.10 : 944,786,811.15 = 553,330,370.10 : x
  2. Step 2: Convert to fraction form
    629,857,874.10/944,786,811.15 = 553,330,370.10/x
  3. Step 3: Cross multiply
    629,857,874.10x = 944,786,811.15 × 553,330,370.10
  4. Step 4: Simplify right side
    629,857,874.10x = 522,779,235,879,228,288
  5. Step 5: Solve for x
    x = 522,779,235,879,228,288/629,857,874.10
  6. Step 6: Final answer
    x = 829,995,555.15

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Double scale
Find fourth proportional to 629,857,875.10, 944,786,812.65 and 553,330,371.10
Similar ratio
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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.