Home / 571,333,668.47-787,643,460.33-383,195,582.85

Finding the Fourth Proportional to 571,333,668.47, 787,643,460.33 and 383,195,582.85

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Solution

The fourth proportional to 571,333,668.47, 787,643,460.33 and 383,195,582.85 is: 528,275,352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,333,668.47 : 787,643,460.33 = 383,195,582.85 : x
  2. Step 2: Convert to fraction form
    571,333,668.47/787,643,460.33 = 383,195,582.85/x
  3. Step 3: Cross multiply
    571,333,668.47x = 787,643,460.33 × 383,195,582.85
  4. Step 4: Simplify right side
    571,333,668.47x = 301,821,494,859,145,216
  5. Step 5: Solve for x
    x = 301,821,494,859,145,216/571,333,668.47
  6. Step 6: Final answer
    x = 528,275,352.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.