Home / 240,696,076.90-332,161,911.93-130,687,789.90

Finding the Fourth Proportional to 240,696,076.90, 332,161,911.93 and 130,687,789.90

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Solution

The fourth proportional to 240,696,076.90, 332,161,911.93 and 130,687,789.90 is: 180,349,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,696,076.90 : 332,161,911.93 = 130,687,789.90 : x
  2. Step 2: Convert to fraction form
    240,696,076.90/332,161,911.93 = 130,687,789.90/x
  3. Step 3: Cross multiply
    240,696,076.90x = 332,161,911.93 × 130,687,789.90
  4. Step 4: Simplify right side
    240,696,076.90x = 43,409,506,159,090,144
  5. Step 5: Solve for x
    x = 43,409,506,159,090,144/240,696,076.90
  6. Step 6: Final answer
    x = 180,349,869.92

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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.