Home / 1,541,960,554.91-2,309,168,684.01-1,392,730,240.86

Finding the Fourth Proportional to 1,541,960,554.91, 2,309,168,684.01 and 1,392,730,240.86

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Solution

The fourth proportional to 1,541,960,554.91, 2,309,168,684.01 and 1,392,730,240.86 is: 2,085,688,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,960,554.91 : 2,309,168,684.01 = 1,392,730,240.86 : x
  2. Step 2: Convert to fraction form
    1,541,960,554.91/2,309,168,684.01 = 1,392,730,240.86/x
  3. Step 3: Cross multiply
    1,541,960,554.91x = 2,309,168,684.01 × 1,392,730,240.86
  4. Step 4: Simplify right side
    1,541,960,554.91x = 3,216,049,057,467,616,768
  5. Step 5: Solve for x
    x = 3,216,049,057,467,616,768/1,541,960,554.91
  6. Step 6: Final answer
    x = 2,085,688,279.92

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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.