Home / 134,569,715.40-201,854,573.10-73,347,712.20

Finding the Fourth Proportional to 134,569,715.40, 201,854,573.10 and 73,347,712.20

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Solution

The fourth proportional to 134,569,715.40, 201,854,573.10 and 73,347,712.20 is: 110,021,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,569,715.40 : 201,854,573.10 = 73,347,712.20 : x
  2. Step 2: Convert to fraction form
    134,569,715.40/201,854,573.10 = 73,347,712.20/x
  3. Step 3: Cross multiply
    134,569,715.40x = 201,854,573.10 × 73,347,712.20
  4. Step 4: Simplify right side
    134,569,715.40x = 14,805,571,133,992,662
  5. Step 5: Solve for x
    x = 14,805,571,133,992,662/134,569,715.40
  6. Step 6: Final answer
    x = 110,021,568.30

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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.