Home / 1,335,366,453.69-2,000,521,386.29-891,370,354.29

Finding the Fourth Proportional to 1,335,366,453.69, 2,000,521,386.29 and 891,370,354.29

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Solution

The fourth proportional to 1,335,366,453.69, 2,000,521,386.29 and 891,370,354.29 is: 1,335,367,869.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,366,453.69 : 2,000,521,386.29 = 891,370,354.29 : x
  2. Step 2: Convert to fraction form
    1,335,366,453.69/2,000,521,386.29 = 891,370,354.29/x
  3. Step 3: Cross multiply
    1,335,366,453.69x = 2,000,521,386.29 × 891,370,354.29
  4. Step 4: Simplify right side
    1,335,366,453.69x = 1,783,205,456,857,582,336
  5. Step 5: Solve for x
    x = 1,783,205,456,857,582,336/1,335,366,453.69
  6. Step 6: Final answer
    x = 1,335,367,869.94

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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.