Home / 10,921,367,810.20-16,382,051,715.30-10,812,528,693.40

Finding the Fourth Proportional to 10,921,367,810.20, 16,382,051,715.30 and 10,812,528,693.40

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Solution

The fourth proportional to 10,921,367,810.20, 16,382,051,715.30 and 10,812,528,693.40 is: 16,218,793,040.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,367,810.20 : 16,382,051,715.30 = 10,812,528,693.40 : x
  2. Step 2: Convert to fraction form
    10,921,367,810.20/16,382,051,715.30 = 10,812,528,693.40/x
  3. Step 3: Cross multiply
    10,921,367,810.20x = 16,382,051,715.30 × 10,812,528,693.40
  4. Step 4: Simplify right side
    10,921,367,810.20x = 177,131,404,228,443,930,624
  5. Step 5: Solve for x
    x = 177,131,404,228,443,930,624/10,921,367,810.20
  6. Step 6: Final answer
    x = 16,218,793,040.10

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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.