Home / 488,587,219.40-732,880,829.10-412,059,715.40

Finding the Fourth Proportional to 488,587,219.40, 732,880,829.10 and 412,059,715.40

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Solution

The fourth proportional to 488,587,219.40, 732,880,829.10 and 412,059,715.40 is: 618,089,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,587,219.40 : 732,880,829.10 = 412,059,715.40 : x
  2. Step 2: Convert to fraction form
    488,587,219.40/732,880,829.10 = 412,059,715.40/x
  3. Step 3: Cross multiply
    488,587,219.40x = 732,880,829.10 × 412,059,715.40
  4. Step 4: Simplify right side
    488,587,219.40x = 301,990,665,861,062,016
  5. Step 5: Solve for x
    x = 301,990,665,861,062,016/488,587,219.40
  6. Step 6: Final answer
    x = 618,089,573.10

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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.