Home / 357,839,457.20-536,699,393.20-99,080,834.30

Finding the Fourth Proportional to 357,839,457.20, 536,699,393.20 and 99,080,834.30

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Solution

The fourth proportional to 357,839,457.20, 536,699,393.20 and 99,080,834.30 is: 148,604,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,839,457.20 : 536,699,393.20 = 99,080,834.30 : x
  2. Step 2: Convert to fraction form
    357,839,457.20/536,699,393.20 = 99,080,834.30/x
  3. Step 3: Cross multiply
    357,839,457.20x = 536,699,393.20 × 99,080,834.30
  4. Step 4: Simplify right side
    357,839,457.20x = 53,176,623,646,559,744
  5. Step 5: Solve for x
    x = 53,176,623,646,559,744/357,839,457.20
  6. Step 6: Final answer
    x = 148,604,695.70

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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.