Home / 674,124,080.40-1,011,186,120.60-189,449,888.40

Finding the Fourth Proportional to 674,124,080.40, 1,011,186,120.60 and 189,449,888.40

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Solution

The fourth proportional to 674,124,080.40, 1,011,186,120.60 and 189,449,888.40 is: 284,174,832.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,124,080.40 : 1,011,186,120.60 = 189,449,888.40 : x
  2. Step 2: Convert to fraction form
    674,124,080.40/1,011,186,120.60 = 189,449,888.40/x
  3. Step 3: Cross multiply
    674,124,080.40x = 1,011,186,120.60 × 189,449,888.40
  4. Step 4: Simplify right side
    674,124,080.40x = 191,569,097,699,298,944
  5. Step 5: Solve for x
    x = 191,569,097,699,298,944/674,124,080.40
  6. Step 6: Final answer
    x = 284,174,832.60

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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.