Home / 357,839,432.45-536,699,356.08-99,080,809.55

Finding the Fourth Proportional to 357,839,432.45, 536,699,356.08 and 99,080,809.55

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Solution

The fourth proportional to 357,839,432.45, 536,699,356.08 and 99,080,809.55 is: 148,604,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,839,432.45 : 536,699,356.08 = 99,080,809.55 : x
  2. Step 2: Convert to fraction form
    357,839,432.45/536,699,356.08 = 99,080,809.55/x
  3. Step 3: Cross multiply
    357,839,432.45x = 536,699,356.08 × 99,080,809.55
  4. Step 4: Simplify right side
    357,839,432.45x = 53,176,606,684,874,704
  5. Step 5: Solve for x
    x = 53,176,606,684,874,704/357,839,432.45
  6. Step 6: Final answer
    x = 148,604,658.58

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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.