Home / 471,199,038.12-650,325,366.45-357,982,225.29

Finding the Fourth Proportional to 471,199,038.12, 650,325,366.45 and 357,982,225.29

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Solution

The fourth proportional to 471,199,038.12, 650,325,366.45 and 357,982,225.29 is: 494,069,178.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,199,038.12 : 650,325,366.45 = 357,982,225.29 : x
  2. Step 2: Convert to fraction form
    471,199,038.12/650,325,366.45 = 357,982,225.29/x
  3. Step 3: Cross multiply
    471,199,038.12x = 650,325,366.45 × 357,982,225.29
  4. Step 4: Simplify right side
    471,199,038.12x = 232,804,921,844,305,728
  5. Step 5: Solve for x
    x = 232,804,921,844,305,728/471,199,038.12
  6. Step 6: Final answer
    x = 494,069,178.86

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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.