Home / 1,176,270,501.28-1,764,668,891.76-358,446,808.48

Finding the Fourth Proportional to 1,176,270,501.28, 1,764,668,891.76 and 358,446,808.48

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Solution

The fourth proportional to 1,176,270,501.28, 1,764,668,891.76 and 358,446,808.48 is: 537,750,399.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,270,501.28 : 1,764,668,891.76 = 358,446,808.48 : x
  2. Step 2: Convert to fraction form
    1,176,270,501.28/1,764,668,891.76 = 358,446,808.48/x
  3. Step 3: Cross multiply
    1,176,270,501.28x = 1,764,668,891.76 × 358,446,808.48
  4. Step 4: Simplify right side
    1,176,270,501.28x = 632,539,932,275,310,592
  5. Step 5: Solve for x
    x = 632,539,932,275,310,592/1,176,270,501.28
  6. Step 6: Final answer
    x = 537,750,399.75

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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.