Home / 559,653,487.92-839,587,831.07-214,580,200.68

Finding the Fourth Proportional to 559,653,487.92, 839,587,831.07 and 214,580,200.68

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Solution

The fourth proportional to 559,653,487.92, 839,587,831.07 and 214,580,200.68 is: 321,911,556.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,653,487.92 : 839,587,831.07 = 214,580,200.68 : x
  2. Step 2: Convert to fraction form
    559,653,487.92/839,587,831.07 = 214,580,200.68/x
  3. Step 3: Cross multiply
    559,653,487.92x = 839,587,831.07 × 214,580,200.68
  4. Step 4: Simplify right side
    559,653,487.92x = 180,158,925,278,413,664
  5. Step 5: Solve for x
    x = 180,158,925,278,413,664/559,653,487.92
  6. Step 6: Final answer
    x = 321,911,556.29

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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.