Home / 7,341,921,099.04-10,131,723,549.84-4,000,446,839.20

Finding the Fourth Proportional to 7,341,921,099.04, 10,131,723,549.84 and 4,000,446,839.20

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Solution

The fourth proportional to 7,341,921,099.04, 10,131,723,549.84 and 4,000,446,839.20 is: 5,520,547,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341,921,099.04 : 10,131,723,549.84 = 4,000,446,839.20 : x
  2. Step 2: Convert to fraction form
    7,341,921,099.04/10,131,723,549.84 = 4,000,446,839.20/x
  3. Step 3: Cross multiply
    7,341,921,099.04x = 10,131,723,549.84 × 4,000,446,839.20
  4. Step 4: Simplify right side
    7,341,921,099.04x = 40,531,421,450,605,633,536
  5. Step 5: Solve for x
    x = 40,531,421,450,605,633,536/7,341,921,099.04
  6. Step 6: Final answer
    x = 5,520,547,129.81

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1.5x scale

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.