Home / 82,881,762.23-124,408,872-61,046,795.27

Finding the Fourth Proportional to 82,881,762.23, 124,408,872 and 61,046,795.27

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Solution

The fourth proportional to 82,881,762.23, 124,408,872 and 61,046,795.27 is: 91,633,704.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,881,762.23 : 124,408,872 = 61,046,795.27 : x
  2. Step 2: Convert to fraction form
    82,881,762.23/124,408,872 = 61,046,795.27/x
  3. Step 3: Cross multiply
    82,881,762.23x = 124,408,872 × 61,046,795.27
  4. Step 4: Simplify right side
    82,881,762.23x = 7,594,762,939,066,658
  5. Step 5: Solve for x
    x = 7,594,762,939,066,658/82,881,762.23
  6. Step 6: Final answer
    x = 91,633,704.86

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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.