Home / 6,247,013,603.28-8,620,895,142.76-3,389,155,668.24

Finding the Fourth Proportional to 6,247,013,603.28, 8,620,895,142.76 and 3,389,155,668.24

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Solution

The fourth proportional to 6,247,013,603.28, 8,620,895,142.76 and 3,389,155,668.24 is: 4,677,043,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247,013,603.28 : 8,620,895,142.76 = 3,389,155,668.24 : x
  2. Step 2: Convert to fraction form
    6,247,013,603.28/8,620,895,142.76 = 3,389,155,668.24/x
  3. Step 3: Cross multiply
    6,247,013,603.28x = 8,620,895,142.76 × 3,389,155,668.24
  4. Step 4: Simplify right side
    6,247,013,603.28x = 29,217,555,638,387,736,576
  5. Step 5: Solve for x
    x = 29,217,555,638,387,736,576/6,247,013,603.28
  6. Step 6: Final answer
    x = 4,677,043,703.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.