Home / 357,839,431.45-536,699,354.58-99,080,808.55

Finding the Fourth Proportional to 357,839,431.45, 536,699,354.58 and 99,080,808.55

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Solution

The fourth proportional to 357,839,431.45, 536,699,354.58 and 99,080,808.55 is: 148,604,657.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,839,431.45 : 536,699,354.58 = 99,080,808.55 : x
  2. Step 2: Convert to fraction form
    357,839,431.45/536,699,354.58 = 99,080,808.55/x
  3. Step 3: Cross multiply
    357,839,431.45x = 536,699,354.58 × 99,080,808.55
  4. Step 4: Simplify right side
    357,839,431.45x = 53,176,605,999,554,136
  5. Step 5: Solve for x
    x = 53,176,605,999,554,136/357,839,431.45
  6. Step 6: Final answer
    x = 148,604,657.08

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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.