Home / 526,179,228.71-725,378,770.85-358,700,567.54

Finding the Fourth Proportional to 526,179,228.71, 725,378,770.85 and 358,700,567.54

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Solution

The fourth proportional to 526,179,228.71, 725,378,770.85 and 358,700,567.54 is: 494,496,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,179,228.71 : 725,378,770.85 = 358,700,567.54 : x
  2. Step 2: Convert to fraction form
    526,179,228.71/725,378,770.85 = 358,700,567.54/x
  3. Step 3: Cross multiply
    526,179,228.71x = 725,378,770.85 × 358,700,567.54
  4. Step 4: Simplify right side
    526,179,228.71x = 260,193,776,779,942,240
  5. Step 5: Solve for x
    x = 260,193,776,779,942,240/526,179,228.71
  6. Step 6: Final answer
    x = 494,496,480.64

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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.