Home / 170,013,182.30-255,018,925.27-66,392,915.88

Finding the Fourth Proportional to 170,013,182.30, 255,018,925.27 and 66,392,915.88

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Solution

The fourth proportional to 170,013,182.30, 255,018,925.27 and 66,392,915.88 is: 99,589,042.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,013,182.30 : 255,018,925.27 = 66,392,915.88 : x
  2. Step 2: Convert to fraction form
    170,013,182.30/255,018,925.27 = 66,392,915.88/x
  3. Step 3: Cross multiply
    170,013,182.30x = 255,018,925.27 × 66,392,915.88
  4. Step 4: Simplify right side
    170,013,182.30x = 16,931,450,052,927,152
  5. Step 5: Solve for x
    x = 16,931,450,052,927,152/170,013,182.30
  6. Step 6: Final answer
    x = 99,589,042.59

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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.