Home / 134,740,510.20-202,205,243.70-86,336,076.60

Finding the Fourth Proportional to 134,740,510.20, 202,205,243.70 and 86,336,076.60

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Solution

The fourth proportional to 134,740,510.20, 202,205,243.70 and 86,336,076.60 is: 129,564,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,740,510.20 : 202,205,243.70 = 86,336,076.60 : x
  2. Step 2: Convert to fraction form
    134,740,510.20/202,205,243.70 = 86,336,076.60/x
  3. Step 3: Cross multiply
    134,740,510.20x = 202,205,243.70 × 86,336,076.60
  4. Step 4: Simplify right side
    134,740,510.20x = 17,457,607,409,004,866
  5. Step 5: Solve for x
    x = 17,457,607,409,004,866/134,740,510.20
  6. Step 6: Final answer
    x = 129,564,652.70

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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.