Home / 3,087,387,045.36-4,260,590,881.32-1,677,687,654.72

Finding the Fourth Proportional to 3,087,387,045.36, 4,260,590,881.32 and 1,677,687,654.72

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Solution

The fourth proportional to 3,087,387,045.36, 4,260,590,881.32 and 1,677,687,654.72 is: 2,315,207,202.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,387,045.36 : 4,260,590,881.32 = 1,677,687,654.72 : x
  2. Step 2: Convert to fraction form
    3,087,387,045.36/4,260,590,881.32 = 1,677,687,654.72/x
  3. Step 3: Cross multiply
    3,087,387,045.36x = 4,260,590,881.32 × 1,677,687,654.72
  4. Step 4: Simplify right side
    3,087,387,045.36x = 7,147,940,723,403,168,768
  5. Step 5: Solve for x
    x = 7,147,940,723,403,168,768/3,087,387,045.36
  6. Step 6: Final answer
    x = 2,315,207,202.20

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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.