Home / 2,794,308,985.20-4,191,463,477.80-2,378,828,411.40

Finding the Fourth Proportional to 2,794,308,985.20, 4,191,463,477.80 and 2,378,828,411.40

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Solution

The fourth proportional to 2,794,308,985.20, 4,191,463,477.80 and 2,378,828,411.40 is: 3,568,242,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794,308,985.20 : 4,191,463,477.80 = 2,378,828,411.40 : x
  2. Step 2: Convert to fraction form
    2,794,308,985.20/4,191,463,477.80 = 2,378,828,411.40/x
  3. Step 3: Cross multiply
    2,794,308,985.20x = 4,191,463,477.80 × 2,378,828,411.40
  4. Step 4: Simplify right side
    2,794,308,985.20x = 9,970,772,406,336,094,208
  5. Step 5: Solve for x
    x = 9,970,772,406,336,094,208/2,794,308,985.20
  6. Step 6: Final answer
    x = 3,568,242,617.10

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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.