Home / 357,839,420.20-536,699,337.69-99,080,797.30

Finding the Fourth Proportional to 357,839,420.20, 536,699,337.69 and 99,080,797.30

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Solution

The fourth proportional to 357,839,420.20, 536,699,337.69 and 99,080,797.30 is: 148,604,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,839,420.20 : 536,699,337.69 = 99,080,797.30 : x
  2. Step 2: Convert to fraction form
    357,839,420.20/536,699,337.69 = 99,080,797.30/x
  3. Step 3: Cross multiply
    357,839,420.20x = 536,699,337.69 × 99,080,797.30
  4. Step 4: Simplify right side
    357,839,420.20x = 53,176,598,288,707,136
  5. Step 5: Solve for x
    x = 53,176,598,288,707,136/357,839,420.20
  6. Step 6: Final answer
    x = 148,604,640.20

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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.