Home / 1,687,090,217.08-2,530,146,620.42-506,623,057.64

Finding the Fourth Proportional to 1,687,090,217.08, 2,530,146,620.42 and 506,623,057.64

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Solution

The fourth proportional to 1,687,090,217.08, 2,530,146,620.42 and 506,623,057.64 is: 759,787,831.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,090,217.08 : 2,530,146,620.42 = 506,623,057.64 : x
  2. Step 2: Convert to fraction form
    1,687,090,217.08/2,530,146,620.42 = 506,623,057.64/x
  3. Step 3: Cross multiply
    1,687,090,217.08x = 2,530,146,620.42 × 506,623,057.64
  4. Step 4: Simplify right side
    1,687,090,217.08x = 1,281,830,617,114,692,864
  5. Step 5: Solve for x
    x = 1,281,830,617,114,692,864/1,687,090,217.08
  6. Step 6: Final answer
    x = 759,787,831.22

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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.