Home / 439,752,476.40-659,703,364.20-133,042,153.20

Finding the Fourth Proportional to 439,752,476.40, 659,703,364.20 and 133,042,153.20

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Solution

The fourth proportional to 439,752,476.40, 659,703,364.20 and 133,042,153.20 is: 199,585,814.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,752,476.40 : 659,703,364.20 = 133,042,153.20 : x
  2. Step 2: Convert to fraction form
    439,752,476.40/659,703,364.20 = 133,042,153.20/x
  3. Step 3: Cross multiply
    439,752,476.40x = 659,703,364.20 × 133,042,153.20
  4. Step 4: Simplify right side
    439,752,476.40x = 87,768,356,046,451,808
  5. Step 5: Solve for x
    x = 87,768,356,046,451,808/439,752,476.40
  6. Step 6: Final answer
    x = 199,585,814.19

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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.