Home / 3,218,355,433.60-4,827,533,150.40-1,585,768,681.60

Finding the Fourth Proportional to 3,218,355,433.60, 4,827,533,150.40 and 1,585,768,681.60

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Solution

The fourth proportional to 3,218,355,433.60, 4,827,533,150.40 and 1,585,768,681.60 is: 2,378,653,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,355,433.60 : 4,827,533,150.40 = 1,585,768,681.60 : x
  2. Step 2: Convert to fraction form
    3,218,355,433.60/4,827,533,150.40 = 1,585,768,681.60/x
  3. Step 3: Cross multiply
    3,218,355,433.60x = 4,827,533,150.40 × 1,585,768,681.60
  4. Step 4: Simplify right side
    3,218,355,433.60x = 7,655,350,879,290,101,760
  5. Step 5: Solve for x
    x = 7,655,350,879,290,101,760/3,218,355,433.60
  6. Step 6: Final answer
    x = 2,378,653,022.40

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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.