Home / 2,126,549,433.60-3,189,824,150.40-1,839,894,969.60

Finding the Fourth Proportional to 2,126,549,433.60, 3,189,824,150.40 and 1,839,894,969.60

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Solution

The fourth proportional to 2,126,549,433.60, 3,189,824,150.40 and 1,839,894,969.60 is: 2,759,842,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,549,433.60 : 3,189,824,150.40 = 1,839,894,969.60 : x
  2. Step 2: Convert to fraction form
    2,126,549,433.60/3,189,824,150.40 = 1,839,894,969.60/x
  3. Step 3: Cross multiply
    2,126,549,433.60x = 3,189,824,150.40 × 1,839,894,969.60
  4. Step 4: Simplify right side
    2,126,549,433.60x = 5,868,941,408,229,554,176
  5. Step 5: Solve for x
    x = 5,868,941,408,229,554,176/2,126,549,433.60
  6. Step 6: Final answer
    x = 2,759,842,454.40

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Double scale
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Similar ratio
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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.