Home / 40,339,927,281.20-60,509,890,921.80-12,391,126,226.60

Finding the Fourth Proportional to 40,339,927,281.20, 60,509,890,921.80 and 12,391,126,226.60

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Solution

The fourth proportional to 40,339,927,281.20, 60,509,890,921.80 and 12,391,126,226.60 is: 18,586,689,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,339,927,281.20 : 60,509,890,921.80 = 12,391,126,226.60 : x
  2. Step 2: Convert to fraction form
    40,339,927,281.20/60,509,890,921.80 = 12,391,126,226.60/x
  3. Step 3: Cross multiply
    40,339,927,281.20x = 60,509,890,921.80 × 12,391,126,226.60
  4. Step 4: Simplify right side
    40,339,927,281.20x = 749,785,696,369,821,351,936
  5. Step 5: Solve for x
    x = 749,785,696,369,821,351,936/40,339,927,281.20
  6. Step 6: Final answer
    x = 18,586,689,339.90

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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.