Home / 117,060,928.90-161,554,002.11-64,866,336.82

Finding the Fourth Proportional to 117,060,928.90, 161,554,002.11 and 64,866,336.82

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Solution

The fourth proportional to 117,060,928.90, 161,554,002.11 and 64,866,336.82 is: 89,521,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,060,928.90 : 161,554,002.11 = 64,866,336.82 : x
  2. Step 2: Convert to fraction form
    117,060,928.90/161,554,002.11 = 64,866,336.82/x
  3. Step 3: Cross multiply
    117,060,928.90x = 161,554,002.11 × 64,866,336.82
  4. Step 4: Simplify right side
    117,060,928.90x = 10,479,416,314,678,482
  5. Step 5: Solve for x
    x = 10,479,416,314,678,482/117,060,928.90
  6. Step 6: Final answer
    x = 89,521,041.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.