Home / 262,300,931.70-393,451,397.55-125,953,437.30

Finding the Fourth Proportional to 262,300,931.70, 393,451,397.55 and 125,953,437.30

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Solution

The fourth proportional to 262,300,931.70, 393,451,397.55 and 125,953,437.30 is: 188,930,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,300,931.70 : 393,451,397.55 = 125,953,437.30 : x
  2. Step 2: Convert to fraction form
    262,300,931.70/393,451,397.55 = 125,953,437.30/x
  3. Step 3: Cross multiply
    262,300,931.70x = 393,451,397.55 × 125,953,437.30
  4. Step 4: Simplify right side
    262,300,931.70x = 49,556,555,931,911,296
  5. Step 5: Solve for x
    x = 49,556,555,931,911,296/262,300,931.70
  6. Step 6: Final answer
    x = 188,930,155.95

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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.