Home / 1,293,216,388.02-1,941,050,971.44-800,439,054.84

Finding the Fourth Proportional to 1,293,216,388.02, 1,941,050,971.44 and 800,439,054.84

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Solution

The fourth proportional to 1,293,216,388.02, 1,941,050,971.44 and 800,439,054.84 is: 1,201,417,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,216,388.02 : 1,941,050,971.44 = 800,439,054.84 : x
  2. Step 2: Convert to fraction form
    1,293,216,388.02/1,941,050,971.44 = 800,439,054.84/x
  3. Step 3: Cross multiply
    1,293,216,388.02x = 1,941,050,971.44 × 800,439,054.84
  4. Step 4: Simplify right side
    1,293,216,388.02x = 1,553,693,004,975,697,664
  5. Step 5: Solve for x
    x = 1,553,693,004,975,697,664/1,293,216,388.02
  6. Step 6: Final answer
    x = 1,201,417,658.61

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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.