Home / 357,839,432.70-536,699,356.46-99,080,809.80

Finding the Fourth Proportional to 357,839,432.70, 536,699,356.46 and 99,080,809.80

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Solution

The fourth proportional to 357,839,432.70, 536,699,356.46 and 99,080,809.80 is: 148,604,658.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,839,432.70 : 536,699,356.46 = 99,080,809.80 : x
  2. Step 2: Convert to fraction form
    357,839,432.70/536,699,356.46 = 99,080,809.80/x
  3. Step 3: Cross multiply
    357,839,432.70x = 536,699,356.46 × 99,080,809.80
  4. Step 4: Simplify right side
    357,839,432.70x = 53,176,606,857,195,656
  5. Step 5: Solve for x
    x = 53,176,606,857,195,656/357,839,432.70
  6. Step 6: Final answer
    x = 148,604,658.96

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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.