Home / 1,165,900,098.93-1,749,156,889.59-418,991,327.79

Finding the Fourth Proportional to 1,165,900,098.93, 1,749,156,889.59 and 418,991,327.79

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Solution

The fourth proportional to 1,165,900,098.93, 1,749,156,889.59 and 418,991,327.79 is: 628,597,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,900,098.93 : 1,749,156,889.59 = 418,991,327.79 : x
  2. Step 2: Convert to fraction form
    1,165,900,098.93/1,749,156,889.59 = 418,991,327.79/x
  3. Step 3: Cross multiply
    1,165,900,098.93x = 1,749,156,889.59 × 418,991,327.79
  4. Step 4: Simplify right side
    1,165,900,098.93x = 732,881,567,682,340,480
  5. Step 5: Solve for x
    x = 732,881,567,682,340,480/1,165,900,098.93
  6. Step 6: Final answer
    x = 628,597,225.74

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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.