Home / 517,417,860.02-714,033,014.43-282,468,520.49

Finding the Fourth Proportional to 517,417,860.02, 714,033,014.43 and 282,468,520.49

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Solution

The fourth proportional to 517,417,860.02, 714,033,014.43 and 282,468,520.49 is: 389,804,575.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,417,860.02 : 714,033,014.43 = 282,468,520.49 : x
  2. Step 2: Convert to fraction form
    517,417,860.02/714,033,014.43 = 282,468,520.49/x
  3. Step 3: Cross multiply
    517,417,860.02x = 714,033,014.43 × 282,468,520.49
  4. Step 4: Simplify right side
    517,417,860.02x = 201,691,849,164,546,048
  5. Step 5: Solve for x
    x = 201,691,849,164,546,048/517,417,860.02
  6. Step 6: Final answer
    x = 389,804,575.28

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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.