Home / 538,712,427.60-806,934,900.60-448,013,163.60

Finding the Fourth Proportional to 538,712,427.60, 806,934,900.60 and 448,013,163.60

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Solution

The fourth proportional to 538,712,427.60, 806,934,900.60 and 448,013,163.60 is: 671,076,884.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,712,427.60 : 806,934,900.60 = 448,013,163.60 : x
  2. Step 2: Convert to fraction form
    538,712,427.60/806,934,900.60 = 448,013,163.60/x
  3. Step 3: Cross multiply
    538,712,427.60x = 806,934,900.60 × 448,013,163.60
  4. Step 4: Simplify right side
    538,712,427.60x = 361,517,457,637,057,600
  5. Step 5: Solve for x
    x = 361,517,457,637,057,600/538,712,427.60
  6. Step 6: Final answer
    x = 671,076,884.65

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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.