Home / 506,987,751.28-759,171,903.80-349,905,472.26

Finding the Fourth Proportional to 506,987,751.28, 759,171,903.80 and 349,905,472.26

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Solution

The fourth proportional to 506,987,751.28, 759,171,903.80 and 349,905,472.26 is: 523,954,282.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,987,751.28 : 759,171,903.80 = 349,905,472.26 : x
  2. Step 2: Convert to fraction form
    506,987,751.28/759,171,903.80 = 349,905,472.26/x
  3. Step 3: Cross multiply
    506,987,751.28x = 759,171,903.80 × 349,905,472.26
  4. Step 4: Simplify right side
    506,987,751.28x = 265,638,403,525,662,272
  5. Step 5: Solve for x
    x = 265,638,403,525,662,272/506,987,751.28
  6. Step 6: Final answer
    x = 523,954,282.63

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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.