Home / 649,450,362.65-974,175,525.15-299,592,919.05

Finding the Fourth Proportional to 649,450,362.65, 974,175,525.15 and 299,592,919.05

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Solution

The fourth proportional to 649,450,362.65, 974,175,525.15 and 299,592,919.05 is: 449,389,369.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,450,362.65 : 974,175,525.15 = 299,592,919.05 : x
  2. Step 2: Convert to fraction form
    649,450,362.65/974,175,525.15 = 299,592,919.05/x
  3. Step 3: Cross multiply
    649,450,362.65x = 974,175,525.15 × 299,592,919.05
  4. Step 4: Simplify right side
    649,450,362.65x = 291,856,089,246,755,200
  5. Step 5: Solve for x
    x = 291,856,089,246,755,200/649,450,362.65
  6. Step 6: Final answer
    x = 449,389,369.89

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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.