Home / 657,385,247.36-907,191,959.36-360,046,189.36

Finding the Fourth Proportional to 657,385,247.36, 907,191,959.36 and 360,046,189.36

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Solution

The fourth proportional to 657,385,247.36, 907,191,959.36 and 360,046,189.36 is: 496,863,915.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,385,247.36 : 907,191,959.36 = 360,046,189.36 : x
  2. Step 2: Convert to fraction form
    657,385,247.36/907,191,959.36 = 360,046,189.36/x
  3. Step 3: Cross multiply
    657,385,247.36x = 907,191,959.36 × 360,046,189.36
  4. Step 4: Simplify right side
    657,385,247.36x = 326,631,007,985,600,000
  5. Step 5: Solve for x
    x = 326,631,007,985,600,000/657,385,247.36
  6. Step 6: Final answer
    x = 496,863,915.49

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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.