Home / 3,868,992,012.40-5,803,488,018.60-960,946,860.40

Finding the Fourth Proportional to 3,868,992,012.40, 5,803,488,018.60 and 960,946,860.40

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Solution

The fourth proportional to 3,868,992,012.40, 5,803,488,018.60 and 960,946,860.40 is: 1,441,420,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,992,012.40 : 5,803,488,018.60 = 960,946,860.40 : x
  2. Step 2: Convert to fraction form
    3,868,992,012.40/5,803,488,018.60 = 960,946,860.40/x
  3. Step 3: Cross multiply
    3,868,992,012.40x = 5,803,488,018.60 × 960,946,860.40
  4. Step 4: Simplify right side
    3,868,992,012.40x = 5,576,843,590,842,687,488
  5. Step 5: Solve for x
    x = 5,576,843,590,842,687,488/3,868,992,012.40
  6. Step 6: Final answer
    x = 1,441,420,290.60

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Double scale
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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.