Home / 657,441,277.67-907,283,649.42-375,178,098.82

Finding the Fourth Proportional to 657,441,277.67, 907,283,649.42 and 375,178,098.82

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Solution

The fourth proportional to 657,441,277.67, 907,283,649.42 and 375,178,098.82 is: 517,754,157.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,441,277.67 : 907,283,649.42 = 375,178,098.82 : x
  2. Step 2: Convert to fraction form
    657,441,277.67/907,283,649.42 = 375,178,098.82/x
  3. Step 3: Cross multiply
    657,441,277.67x = 907,283,649.42 × 375,178,098.82
  4. Step 4: Simplify right side
    657,441,277.67x = 340,392,954,679,866,944
  5. Step 5: Solve for x
    x = 340,392,954,679,866,944/657,441,277.67
  6. Step 6: Final answer
    x = 517,754,157.28

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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.