Home / 1,869,152,864.88-2,803,734,046.04-763,757,723.10

Finding the Fourth Proportional to 1,869,152,864.88, 2,803,734,046.04 and 763,757,723.10

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Solution

The fourth proportional to 1,869,152,864.88, 2,803,734,046.04 and 763,757,723.10 is: 1,145,638,525.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,152,864.88 : 2,803,734,046.04 = 763,757,723.10 : x
  2. Step 2: Convert to fraction form
    1,869,152,864.88/2,803,734,046.04 = 763,757,723.10/x
  3. Step 3: Cross multiply
    1,869,152,864.88x = 2,803,734,046.04 × 763,757,723.10
  4. Step 4: Simplify right side
    1,869,152,864.88x = 2,141,373,531,181,460,992
  5. Step 5: Solve for x
    x = 2,141,373,531,181,460,992/1,869,152,864.88
  6. Step 6: Final answer
    x = 1,145,638,525.03

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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.