Home / 1,154,358,807.71-1,731,513,952.26-280,965,048.71

Finding the Fourth Proportional to 1,154,358,807.71, 1,731,513,952.26 and 280,965,048.71

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Solution

The fourth proportional to 1,154,358,807.71, 1,731,513,952.26 and 280,965,048.71 is: 421,441,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,358,807.71 : 1,731,513,952.26 = 280,965,048.71 : x
  2. Step 2: Convert to fraction form
    1,154,358,807.71/1,731,513,952.26 = 280,965,048.71/x
  3. Step 3: Cross multiply
    1,154,358,807.71x = 1,731,513,952.26 × 280,965,048.71
  4. Step 4: Simplify right side
    1,154,358,807.71x = 486,494,901,930,117,888
  5. Step 5: Solve for x
    x = 486,494,901,930,117,888/1,154,358,807.71
  6. Step 6: Final answer
    x = 421,441,668.47

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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.