Home / 479,729,991,397.33-719,594,943,399.10-211,118,971,508.61

Finding the Fourth Proportional to 479,729,991,397.33, 719,594,943,399.10 and 211,118,971,508.61

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Solution

The fourth proportional to 479,729,991,397.33, 719,594,943,399.10 and 211,118,971,508.61 is: 316,678,438,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,729,991,397.33 : 719,594,943,399.10 = 211,118,971,508.61 : x
  2. Step 2: Convert to fraction form
    479,729,991,397.33/719,594,943,399.10 = 211,118,971,508.61/x
  3. Step 3: Cross multiply
    479,729,991,397.33x = 719,594,943,399.10 × 211,118,971,508.61
  4. Step 4: Simplify right side
    479,729,991,397.33x = 151,920,144,353,214,395,842,560
  5. Step 5: Solve for x
    x = 151,920,144,353,214,395,842,560/479,729,991,397.33
  6. Step 6: Final answer
    x = 316,678,438,032.84

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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.