Home / 20,451,490,230.60-30,677,235,345.90-7,363,586,435.40

Finding the Fourth Proportional to 20,451,490,230.60, 30,677,235,345.90 and 7,363,586,435.40

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Solution

The fourth proportional to 20,451,490,230.60, 30,677,235,345.90 and 7,363,586,435.40 is: 11,045,379,653.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,451,490,230.60 : 30,677,235,345.90 = 7,363,586,435.40 : x
  2. Step 2: Convert to fraction form
    20,451,490,230.60/30,677,235,345.90 = 7,363,586,435.40/x
  3. Step 3: Cross multiply
    20,451,490,230.60x = 30,677,235,345.90 × 7,363,586,435.40
  4. Step 4: Simplify right side
    20,451,490,230.60x = 225,894,474,068,642,660,352
  5. Step 5: Solve for x
    x = 225,894,474,068,642,660,352/20,451,490,230.60
  6. Step 6: Final answer
    x = 11,045,379,653.10

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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.