Home / 15,481,254,139.20-23,207,169,638.88-9,869,438,733.12

Finding the Fourth Proportional to 15,481,254,139.20, 23,207,169,638.88 and 9,869,438,733.12

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Solution

The fourth proportional to 15,481,254,139.20, 23,207,169,638.88 and 9,869,438,733.12 is: 14,794,779,341.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481,254,139.20 : 23,207,169,638.88 = 9,869,438,733.12 : x
  2. Step 2: Convert to fraction form
    15,481,254,139.20/23,207,169,638.88 = 9,869,438,733.12/x
  3. Step 3: Cross multiply
    15,481,254,139.20x = 23,207,169,638.88 × 9,869,438,733.12
  4. Step 4: Simplify right side
    15,481,254,139.20x = 229,041,738,920,048,787,456
  5. Step 5: Solve for x
    x = 229,041,738,920,048,787,456/15,481,254,139.20
  6. Step 6: Final answer
    x = 14,794,779,341.56

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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.