Home / 161,038,464.80-241,683,668.40-74,787,558.80

Finding the Fourth Proportional to 161,038,464.80, 241,683,668.40 and 74,787,558.80

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Solution

The fourth proportional to 161,038,464.80, 241,683,668.40 and 74,787,558.80 is: 112,239,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,038,464.80 : 241,683,668.40 = 74,787,558.80 : x
  2. Step 2: Convert to fraction form
    161,038,464.80/241,683,668.40 = 74,787,558.80/x
  3. Step 3: Cross multiply
    161,038,464.80x = 241,683,668.40 × 74,787,558.80
  4. Step 4: Simplify right side
    161,038,464.80x = 18,074,931,561,464,700
  5. Step 5: Solve for x
    x = 18,074,931,561,464,700/161,038,464.80
  6. Step 6: Final answer
    x = 112,239,840.24

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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.