Home / 52,505,593,920.59-72,457,723,152.10-28,743,803,928.60

Finding the Fourth Proportional to 52,505,593,920.59, 72,457,723,152.10 and 28,743,803,928.60

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Solution

The fourth proportional to 52,505,593,920.59, 72,457,723,152.10 and 28,743,803,928.60 is: 39,666,451,360.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505,593,920.59 : 72,457,723,152.10 = 28,743,803,928.60 : x
  2. Step 2: Convert to fraction form
    52,505,593,920.59/72,457,723,152.10 = 28,743,803,928.60/x
  3. Step 3: Cross multiply
    52,505,593,920.59x = 72,457,723,152.10 × 28,743,803,928.60
  4. Step 4: Simplify right side
    52,505,593,920.59x = 2,082,710,587,396,396,154,880
  5. Step 5: Solve for x
    x = 2,082,710,587,396,396,154,880/52,505,593,920.59
  6. Step 6: Final answer
    x = 39,666,451,360.33

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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.