Home / 557,004,942.64-835,638,109.08-547,750,783.36

Finding the Fourth Proportional to 557,004,942.64, 835,638,109.08 and 547,750,783.36

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Solution

The fourth proportional to 557,004,942.64, 835,638,109.08 and 547,750,783.36 is: 821,754,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,004,942.64 : 835,638,109.08 = 547,750,783.36 : x
  2. Step 2: Convert to fraction form
    557,004,942.64/835,638,109.08 = 547,750,783.36/x
  3. Step 3: Cross multiply
    557,004,942.64x = 835,638,109.08 × 547,750,783.36
  4. Step 4: Simplify right side
    557,004,942.64x = 457,721,428,854,039,168
  5. Step 5: Solve for x
    x = 457,721,428,854,039,168/557,004,942.64
  6. Step 6: Final answer
    x = 821,754,698.77

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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.