Home / 170,227,562.40-255,341,343.60-68,007,376.80

Finding the Fourth Proportional to 170,227,562.40, 255,341,343.60 and 68,007,376.80

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Solution

The fourth proportional to 170,227,562.40, 255,341,343.60 and 68,007,376.80 is: 102,011,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,227,562.40 : 255,341,343.60 = 68,007,376.80 : x
  2. Step 2: Convert to fraction form
    170,227,562.40/255,341,343.60 = 68,007,376.80/x
  3. Step 3: Cross multiply
    170,227,562.40x = 255,341,343.60 × 68,007,376.80
  4. Step 4: Simplify right side
    170,227,562.40x = 17,365,094,966,823,468
  5. Step 5: Solve for x
    x = 17,365,094,966,823,468/170,227,562.40
  6. Step 6: Final answer
    x = 102,011,065.20

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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.