Home / 3,218,355,315.60-4,827,532,973.40-1,585,768,563.60

Finding the Fourth Proportional to 3,218,355,315.60, 4,827,532,973.40 and 1,585,768,563.60

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Solution

The fourth proportional to 3,218,355,315.60, 4,827,532,973.40 and 1,585,768,563.60 is: 2,378,652,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,355,315.60 : 4,827,532,973.40 = 1,585,768,563.60 : x
  2. Step 2: Convert to fraction form
    3,218,355,315.60/4,827,532,973.40 = 1,585,768,563.60/x
  3. Step 3: Cross multiply
    3,218,355,315.60x = 4,827,532,973.40 × 1,585,768,563.60
  4. Step 4: Simplify right side
    3,218,355,315.60x = 7,655,350,028,960,153,600
  5. Step 5: Solve for x
    x = 7,655,350,028,960,153,600/3,218,355,315.60
  6. Step 6: Final answer
    x = 2,378,652,845.40

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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.