Home / 2,623,111,426.40-3,934,667,139.60-684,414,658.40

Finding the Fourth Proportional to 2,623,111,426.40, 3,934,667,139.60 and 684,414,658.40

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Solution

The fourth proportional to 2,623,111,426.40, 3,934,667,139.60 and 684,414,658.40 is: 1,026,621,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,111,426.40 : 3,934,667,139.60 = 684,414,658.40 : x
  2. Step 2: Convert to fraction form
    2,623,111,426.40/3,934,667,139.60 = 684,414,658.40/x
  3. Step 3: Cross multiply
    2,623,111,426.40x = 3,934,667,139.60 × 684,414,658.40
  4. Step 4: Simplify right side
    2,623,111,426.40x = 2,692,943,866,267,038,720
  5. Step 5: Solve for x
    x = 2,692,943,866,267,038,720/2,623,111,426.40
  6. Step 6: Final answer
    x = 1,026,621,987.60

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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.