Home / 564,727,940.08-779,343,480.65-313,842,905.37

Finding the Fourth Proportional to 564,727,940.08, 779,343,480.65 and 313,842,905.37

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Solution

The fourth proportional to 564,727,940.08, 779,343,480.65 and 313,842,905.37 is: 433,113,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,727,940.08 : 779,343,480.65 = 313,842,905.37 : x
  2. Step 2: Convert to fraction form
    564,727,940.08/779,343,480.65 = 313,842,905.37/x
  3. Step 3: Cross multiply
    564,727,940.08x = 779,343,480.65 × 313,842,905.37
  4. Step 4: Simplify right side
    564,727,940.08x = 244,591,422,249,148,992
  5. Step 5: Solve for x
    x = 244,591,422,249,148,992/564,727,940.08
  6. Step 6: Final answer
    x = 433,113,725.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.