Home / 555,862,005-833,798,994.21-167,688,198.36

Finding the Fourth Proportional to 555,862,005, 833,798,994.21 and 167,688,198.36

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Solution

The fourth proportional to 555,862,005, 833,798,994.21 and 167,688,198.36 is: 251,534,103.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,862,005 : 833,798,994.21 = 167,688,198.36 : x
  2. Step 2: Convert to fraction form
    555,862,005/833,798,994.21 = 167,688,198.36/x
  3. Step 3: Cross multiply
    555,862,005x = 833,798,994.21 × 167,688,198.36
  4. Step 4: Simplify right side
    555,862,005x = 139,818,251,133,454,992
  5. Step 5: Solve for x
    x = 139,818,251,133,454,992/555,862,005
  6. Step 6: Final answer
    x = 251,534,103.56

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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.