Home / 2,384,258,544.72-3,290,218,721.55-1,312,553,164.23

Finding the Fourth Proportional to 2,384,258,544.72, 3,290,218,721.55 and 1,312,553,164.23

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Solution

The fourth proportional to 2,384,258,544.72, 3,290,218,721.55 and 1,312,553,164.23 is: 1,811,291,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,258,544.72 : 3,290,218,721.55 = 1,312,553,164.23 : x
  2. Step 2: Convert to fraction form
    2,384,258,544.72/3,290,218,721.55 = 1,312,553,164.23/x
  3. Step 3: Cross multiply
    2,384,258,544.72x = 3,290,218,721.55 × 1,312,553,164.23
  4. Step 4: Simplify right side
    2,384,258,544.72x = 4,318,586,993,979,237,888
  5. Step 5: Solve for x
    x = 4,318,586,993,979,237,888/2,384,258,544.72
  6. Step 6: Final answer
    x = 1,811,291,398.55

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1.5x scale

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.