Home / 839,809,031.90-1,259,713,547.85-534,454,843.10

Finding the Fourth Proportional to 839,809,031.90, 1,259,713,547.85 and 534,454,843.10

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Solution

The fourth proportional to 839,809,031.90, 1,259,713,547.85 and 534,454,843.10 is: 801,682,264.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,809,031.90 : 1,259,713,547.85 = 534,454,843.10 : x
  2. Step 2: Convert to fraction form
    839,809,031.90/1,259,713,547.85 = 534,454,843.10/x
  3. Step 3: Cross multiply
    839,809,031.90x = 1,259,713,547.85 × 534,454,843.10
  4. Step 4: Simplify right side
    839,809,031.90x = 673,260,006,567,116,032
  5. Step 5: Solve for x
    x = 673,260,006,567,116,032/839,809,031.90
  6. Step 6: Final answer
    x = 801,682,264.65

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Double scale
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Similar ratio
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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.