Home / 512,930,246.50-769,407,966.07-144,462,705.80

Finding the Fourth Proportional to 512,930,246.50, 769,407,966.07 and 144,462,705.80

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Solution

The fourth proportional to 512,930,246.50, 769,407,966.07 and 144,462,705.80 is: 216,697,606.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,930,246.50 : 769,407,966.07 = 144,462,705.80 : x
  2. Step 2: Convert to fraction form
    512,930,246.50/769,407,966.07 = 144,462,705.80/x
  3. Step 3: Cross multiply
    512,930,246.50x = 769,407,966.07 × 144,462,705.80
  4. Step 4: Simplify right side
    512,930,246.50x = 111,150,756,642,662,656
  5. Step 5: Solve for x
    x = 111,150,756,642,662,656/512,930,246.50
  6. Step 6: Final answer
    x = 216,697,606.35

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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.