Home / 240,256,389.30-331,550,831.15-141,146,171.16

Finding the Fourth Proportional to 240,256,389.30, 331,550,831.15 and 141,146,171.16

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Solution

The fourth proportional to 240,256,389.30, 331,550,831.15 and 141,146,171.16 is: 194,779,961.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,256,389.30 : 331,550,831.15 = 141,146,171.16 : x
  2. Step 2: Convert to fraction form
    240,256,389.30/331,550,831.15 = 141,146,171.16/x
  3. Step 3: Cross multiply
    240,256,389.30x = 331,550,831.15 × 141,146,171.16
  4. Step 4: Simplify right side
    240,256,389.30x = 46,797,130,361,738,152
  5. Step 5: Solve for x
    x = 46,797,130,361,738,152/240,256,389.30
  6. Step 6: Final answer
    x = 194,779,961.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.