Home / 100,852,458.40-151,278,687.60-100,096,631.20

Finding the Fourth Proportional to 100,852,458.40, 151,278,687.60 and 100,096,631.20

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Solution

The fourth proportional to 100,852,458.40, 151,278,687.60 and 100,096,631.20 is: 150,144,946.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,852,458.40 : 151,278,687.60 = 100,096,631.20 : x
  2. Step 2: Convert to fraction form
    100,852,458.40/151,278,687.60 = 100,096,631.20/x
  3. Step 3: Cross multiply
    100,852,458.40x = 151,278,687.60 × 100,096,631.20
  4. Step 4: Simplify right side
    100,852,458.40x = 15,142,487,001,117,212
  5. Step 5: Solve for x
    x = 15,142,487,001,117,212/100,852,458.40
  6. Step 6: Final answer
    x = 150,144,946.80

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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.