Home / 258,306,799.54-387,461,626.32-64,218,214.96

Finding the Fourth Proportional to 258,306,799.54, 387,461,626.32 and 64,218,214.96

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Solution

The fourth proportional to 258,306,799.54, 387,461,626.32 and 64,218,214.96 is: 96,327,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,306,799.54 : 387,461,626.32 = 64,218,214.96 : x
  2. Step 2: Convert to fraction form
    258,306,799.54/387,461,626.32 = 64,218,214.96/x
  3. Step 3: Cross multiply
    258,306,799.54x = 387,461,626.32 × 64,218,214.96
  4. Step 4: Simplify right side
    258,306,799.54x = 24,882,094,007,768,952
  5. Step 5: Solve for x
    x = 24,882,094,007,768,952/258,306,799.54
  6. Step 6: Final answer
    x = 96,327,677.21

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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.