Home / 649,539,696.60-974,309,544.90-164,865,504.60

Finding the Fourth Proportional to 649,539,696.60, 974,309,544.90 and 164,865,504.60

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Solution

The fourth proportional to 649,539,696.60, 974,309,544.90 and 164,865,504.60 is: 247,298,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,539,696.60 : 974,309,544.90 = 164,865,504.60 : x
  2. Step 2: Convert to fraction form
    649,539,696.60/974,309,544.90 = 164,865,504.60/x
  3. Step 3: Cross multiply
    649,539,696.60x = 974,309,544.90 × 164,865,504.60
  4. Step 4: Simplify right side
    649,539,696.60x = 160,630,034,756,534,848
  5. Step 5: Solve for x
    x = 160,630,034,756,534,848/649,539,696.60
  6. Step 6: Final answer
    x = 247,298,256.90

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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.