Home / 426,138,313.68-588,007,821.96-258,787,544.40

Finding the Fourth Proportional to 426,138,313.68, 588,007,821.96 and 258,787,544.40

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Solution

The fourth proportional to 426,138,313.68, 588,007,821.96 and 258,787,544.40 is: 357,088,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,138,313.68 : 588,007,821.96 = 258,787,544.40 : x
  2. Step 2: Convert to fraction form
    426,138,313.68/588,007,821.96 = 258,787,544.40/x
  3. Step 3: Cross multiply
    426,138,313.68x = 588,007,821.96 × 258,787,544.40
  4. Step 4: Simplify right side
    426,138,313.68x = 152,169,100,333,020,800
  5. Step 5: Solve for x
    x = 152,169,100,333,020,800/426,138,313.68
  6. Step 6: Final answer
    x = 357,088,521.37

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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.