Home / 357,776,908-495,724,291.84-350,028,498.28

Finding the Fourth Proportional to 357,776,908, 495,724,291.84 and 350,028,498.28

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Solution

The fourth proportional to 357,776,908, 495,724,291.84 and 350,028,498.28 is: 484,988,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,776,908 : 495,724,291.84 = 350,028,498.28 : x
  2. Step 2: Convert to fraction form
    357,776,908/495,724,291.84 = 350,028,498.28/x
  3. Step 3: Cross multiply
    357,776,908x = 495,724,291.84 × 350,028,498.28
  4. Step 4: Simplify right side
    357,776,908x = 173,517,629,433,671,648
  5. Step 5: Solve for x
    x = 173,517,629,433,671,648/357,776,908
  6. Step 6: Final answer
    x = 484,988,342.05

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.