Home / 40,307,101,516.80-60,416,310,412.80-14,121,216,230.40

Finding the Fourth Proportional to 40,307,101,516.80, 60,416,310,412.80 and 14,121,216,230.40

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Solution

The fourth proportional to 40,307,101,516.80, 60,416,310,412.80 and 14,121,216,230.40 is: 21,166,289,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,307,101,516.80 : 60,416,310,412.80 = 14,121,216,230.40 : x
  2. Step 2: Convert to fraction form
    40,307,101,516.80/60,416,310,412.80 = 14,121,216,230.40/x
  3. Step 3: Cross multiply
    40,307,101,516.80x = 60,416,310,412.80 × 14,121,216,230.40
  4. Step 4: Simplify right side
    40,307,101,516.80x = 853,151,783,182,115,930,112
  5. Step 5: Solve for x
    x = 853,151,783,182,115,930,112/40,307,101,516.80
  6. Step 6: Final answer
    x = 21,166,289,588.61

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1.5x scale

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.