Home / 5,225,499,202.64-7,839,383,807.75-1,909,308,445.20

Finding the Fourth Proportional to 5,225,499,202.64, 7,839,383,807.75 and 1,909,308,445.20

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Solution

The fourth proportional to 5,225,499,202.64, 7,839,383,807.75 and 1,909,308,445.20 is: 2,864,377,378.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225,499,202.64 : 7,839,383,807.75 = 1,909,308,445.20 : x
  2. Step 2: Convert to fraction form
    5,225,499,202.64/7,839,383,807.75 = 1,909,308,445.20/x
  3. Step 3: Cross multiply
    5,225,499,202.64x = 7,839,383,807.75 × 1,909,308,445.20
  4. Step 4: Simplify right side
    5,225,499,202.64x = 14,967,801,709,291,661,312
  5. Step 5: Solve for x
    x = 14,967,801,709,291,661,312/5,225,499,202.64
  6. Step 6: Final answer
    x = 2,864,377,378.86

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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.