Home / 177,147,906.40-265,721,859.60-99,663,808.60

Finding the Fourth Proportional to 177,147,906.40, 265,721,859.60 and 99,663,808.60

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Solution

The fourth proportional to 177,147,906.40, 265,721,859.60 and 99,663,808.60 is: 149,495,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,906.40 : 265,721,859.60 = 99,663,808.60 : x
  2. Step 2: Convert to fraction form
    177,147,906.40/265,721,859.60 = 99,663,808.60/x
  3. Step 3: Cross multiply
    177,147,906.40x = 265,721,859.60 × 99,663,808.60
  4. Step 4: Simplify right side
    177,147,906.40x = 26,482,852,556,010,472
  5. Step 5: Solve for x
    x = 26,482,852,556,010,472/177,147,906.40
  6. Step 6: Final answer
    x = 149,495,712.90

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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.