Home / 3,868,992,021.90-5,803,488,032.85-960,946,869.90

Finding the Fourth Proportional to 3,868,992,021.90, 5,803,488,032.85 and 960,946,869.90

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Solution

The fourth proportional to 3,868,992,021.90, 5,803,488,032.85 and 960,946,869.90 is: 1,441,420,304.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,992,021.90 : 5,803,488,032.85 = 960,946,869.90 : x
  2. Step 2: Convert to fraction form
    3,868,992,021.90/5,803,488,032.85 = 960,946,869.90/x
  3. Step 3: Cross multiply
    3,868,992,021.90x = 5,803,488,032.85 × 960,946,869.90
  4. Step 4: Simplify right side
    3,868,992,021.90x = 5,576,843,659,669,316,608
  5. Step 5: Solve for x
    x = 5,576,843,659,669,316,608/3,868,992,021.90
  6. Step 6: Final answer
    x = 1,441,420,304.85

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1.5x scale

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.