Home / 560,171,960.06-840,382,861.53-172,033,960.10

Finding the Fourth Proportional to 560,171,960.06, 840,382,861.53 and 172,033,960.10

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Solution

The fourth proportional to 560,171,960.06, 840,382,861.53 and 172,033,960.10 is: 258,089,304.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,171,960.06 : 840,382,861.53 = 172,033,960.10 : x
  2. Step 2: Convert to fraction form
    560,171,960.06/840,382,861.53 = 172,033,960.10/x
  3. Step 3: Cross multiply
    560,171,960.06x = 840,382,861.53 × 172,033,960.10
  4. Step 4: Simplify right side
    560,171,960.06x = 144,574,391,669,175,840
  5. Step 5: Solve for x
    x = 144,574,391,669,175,840/560,171,960.06
  6. Step 6: Final answer
    x = 258,089,304.67

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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.