Home / 756,145,000.20-1,134,217,500.30-181,716,328.20

Finding the Fourth Proportional to 756,145,000.20, 1,134,217,500.30 and 181,716,328.20

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Solution

The fourth proportional to 756,145,000.20, 1,134,217,500.30 and 181,716,328.20 is: 272,574,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,145,000.20 : 1,134,217,500.30 = 181,716,328.20 : x
  2. Step 2: Convert to fraction form
    756,145,000.20/1,134,217,500.30 = 181,716,328.20/x
  3. Step 3: Cross multiply
    756,145,000.20x = 1,134,217,500.30 × 181,716,328.20
  4. Step 4: Simplify right side
    756,145,000.20x = 206,105,839,534,698,368
  5. Step 5: Solve for x
    x = 206,105,839,534,698,368/756,145,000.20
  6. Step 6: Final answer
    x = 272,574,492.30

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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.