Home / 1,335,366,455.14-2,000,521,388.48-891,370,355.77

Finding the Fourth Proportional to 1,335,366,455.14, 2,000,521,388.48 and 891,370,355.77

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Solution

The fourth proportional to 1,335,366,455.14, 2,000,521,388.48 and 891,370,355.77 is: 1,335,367,872.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,366,455.14 : 2,000,521,388.48 = 891,370,355.77 : x
  2. Step 2: Convert to fraction form
    1,335,366,455.14/2,000,521,388.48 = 891,370,355.77/x
  3. Step 3: Cross multiply
    1,335,366,455.14x = 2,000,521,388.48 × 891,370,355.77
  4. Step 4: Simplify right side
    1,335,366,455.14x = 1,783,205,461,774,912,000
  5. Step 5: Solve for x
    x = 1,783,205,461,774,912,000/1,335,366,455.14
  6. Step 6: Final answer
    x = 1,335,367,872.18

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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.