Home / 357,839,435.70-536,699,360.96-99,080,812.80

Finding the Fourth Proportional to 357,839,435.70, 536,699,360.96 and 99,080,812.80

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Solution

The fourth proportional to 357,839,435.70, 536,699,360.96 and 99,080,812.80 is: 148,604,663.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,839,435.70 : 536,699,360.96 = 99,080,812.80 : x
  2. Step 2: Convert to fraction form
    357,839,435.70/536,699,360.96 = 99,080,812.80/x
  3. Step 3: Cross multiply
    357,839,435.70x = 536,699,360.96 × 99,080,812.80
  4. Step 4: Simplify right side
    357,839,435.70x = 53,176,608,913,157,384
  5. Step 5: Solve for x
    x = 53,176,608,913,157,384/357,839,435.70
  6. Step 6: Final answer
    x = 148,604,663.46

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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.