Home / 2,975,352,774.92-4,463,674,863.26-905,020,728.40

Finding the Fourth Proportional to 2,975,352,774.92, 4,463,674,863.26 and 905,020,728.40

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Solution

The fourth proportional to 2,975,352,774.92, 4,463,674,863.26 and 905,020,728.40 is: 1,357,727,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975,352,774.92 : 4,463,674,863.26 = 905,020,728.40 : x
  2. Step 2: Convert to fraction form
    2,975,352,774.92/4,463,674,863.26 = 905,020,728.40/x
  3. Step 3: Cross multiply
    2,975,352,774.92x = 4,463,674,863.26 × 905,020,728.40
  4. Step 4: Simplify right side
    2,975,352,774.92x = 4,039,718,276,088,335,872
  5. Step 5: Solve for x
    x = 4,039,718,276,088,335,872/2,975,352,774.92
  6. Step 6: Final answer
    x = 1,357,727,497.10

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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.