Home / 946,674,956.75-1,306,386,376.27-528,990,674.27

Finding the Fourth Proportional to 946,674,956.75, 1,306,386,376.27 and 528,990,674.27

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Solution

The fourth proportional to 946,674,956.75, 1,306,386,376.27 and 528,990,674.27 is: 729,993,125.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,674,956.75 : 1,306,386,376.27 = 528,990,674.27 : x
  2. Step 2: Convert to fraction form
    946,674,956.75/1,306,386,376.27 = 528,990,674.27/x
  3. Step 3: Cross multiply
    946,674,956.75x = 1,306,386,376.27 × 528,990,674.27
  4. Step 4: Simplify right side
    946,674,956.75x = 691,066,210,032,354,816
  5. Step 5: Solve for x
    x = 691,066,210,032,354,816/946,674,956.75
  6. Step 6: Final answer
    x = 729,993,125.00

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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.