Home / 524,263,208.75-723,498,566.49-286,123,667.25

Finding the Fourth Proportional to 524,263,208.75, 723,498,566.49 and 286,123,667.25

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Solution

The fourth proportional to 524,263,208.75, 723,498,566.49 and 286,123,667.25 is: 394,859,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,263,208.75 : 723,498,566.49 = 286,123,667.25 : x
  2. Step 2: Convert to fraction form
    524,263,208.75/723,498,566.49 = 286,123,667.25/x
  3. Step 3: Cross multiply
    524,263,208.75x = 723,498,566.49 × 286,123,667.25
  4. Step 4: Simplify right side
    524,263,208.75x = 207,010,063,094,236,768
  5. Step 5: Solve for x
    x = 207,010,063,094,236,768/524,263,208.75
  6. Step 6: Final answer
    x = 394,859,031.95

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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.