Home / 8,603,397,484.20-11,869,539,143.04-5,213,861,544.60

Finding the Fourth Proportional to 8,603,397,484.20, 11,869,539,143.04 and 5,213,861,544.60

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Solution

The fourth proportional to 8,603,397,484.20, 11,869,539,143.04 and 5,213,861,544.60 is: 7,193,220,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603,397,484.20 : 11,869,539,143.04 = 5,213,861,544.60 : x
  2. Step 2: Convert to fraction form
    8,603,397,484.20/11,869,539,143.04 = 5,213,861,544.60/x
  3. Step 3: Cross multiply
    8,603,397,484.20x = 11,869,539,143.04 × 5,213,861,544.60
  4. Step 4: Simplify right side
    8,603,397,484.20x = 61,886,133,690,020,700,160
  5. Step 5: Solve for x
    x = 61,886,133,690,020,700,160/8,603,397,484.20
  6. Step 6: Final answer
    x = 7,193,220,329.95

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1.5x scale

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.