Home / 14,952,898,506.15-20,641,353,634.50-9,316,898,942.42

Finding the Fourth Proportional to 14,952,898,506.15, 20,641,353,634.50 and 9,316,898,942.42

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Solution

The fourth proportional to 14,952,898,506.15, 20,641,353,634.50 and 9,316,898,942.42 is: 12,861,279,421.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,952,898,506.15 : 20,641,353,634.50 = 9,316,898,942.42 : x
  2. Step 2: Convert to fraction form
    14,952,898,506.15/20,641,353,634.50 = 9,316,898,942.42/x
  3. Step 3: Cross multiply
    14,952,898,506.15x = 20,641,353,634.50 × 9,316,898,942.42
  4. Step 4: Simplify right side
    14,952,898,506.15x = 192,313,405,847,390,289,920
  5. Step 5: Solve for x
    x = 192,313,405,847,390,289,920/14,952,898,506.15
  6. Step 6: Final answer
    x = 12,861,279,421.40

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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.