Home / 657,441,287.42-907,283,662.88-375,178,108.59

Finding the Fourth Proportional to 657,441,287.42, 907,283,662.88 and 375,178,108.59

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Solution

The fourth proportional to 657,441,287.42, 907,283,662.88 and 375,178,108.59 is: 517,754,170.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,441,287.42 : 907,283,662.88 = 375,178,108.59 : x
  2. Step 2: Convert to fraction form
    657,441,287.42/907,283,662.88 = 375,178,108.59/x
  3. Step 3: Cross multiply
    657,441,287.42x = 907,283,662.88 × 375,178,108.59
  4. Step 4: Simplify right side
    657,441,287.42x = 340,392,968,592,049,664
  5. Step 5: Solve for x
    x = 340,392,968,592,049,664/657,441,287.42
  6. Step 6: Final answer
    x = 517,754,170.76

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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.